Question
QUESTION 1
Which statement about kinetic energy (KE) is true?
A. At the same temperature, gases, liquids and solids all have different KE distributions.
B. As the temperature increases, molecules move more slowly.
C. Atoms and molecules in gases, liquids and solids possess KE since they are in constant motion.
D. Molecules in gases and liquids are in constant motion, while molecules in solids are not.
E. Molecules in gases are in constant motion, while molecules in liquids and solids are not.

QUESTION 2
The thermochemical equation which is associated with, the standard enthalpy of formation for glucose, C6H12O6(s), is
A. 6 C(s) + 12 H(g) + 6 O(g)   →   C6H12O6(s)
B. 6 C(s) + 6 H2(g) + 3 O2(g)   →   C6H12O6(s)
C. 2 C2H5OH(l) + 2 CO2(g)   →   C6H12O6(s)
D. 6 C(s) + 6 H2O(l)   →   C6H12O6(s)
E. 6 C(g) + 6 H2(g) + 3 O2(g)   →   C6H12O6(s)

QUESTION 3
What is the oxidation number of boron in Na2B4O7?

QUESTION 4
A sample of a gas in a cylindrical chamber with a movable piston occupied a volume of 6.414 liters when the pressure was 839 torr and the temperature was 27.2 °C. The pressure was readjusted to 1,534 torr by moving the piston. What was the volume occupied by the sample under the new conditions if the temperature remained constant throughout?      
P1V1 = P2V2

QUESTION 5
Which is a unit of energy?
A. ampere
B. pascal
C. joule
D. newton
E. watt

QUESTION 6
Which is the net ionic equation for the reaction which takes place when HNO3(aq) is added to Mg(OH)2(s)?
A. H+(aq)   + OH-(aq) → H2O(l)
B. HNO3(aq) + Mg(OH)2(s) → Mg(NO3)2(aq) + H2O(l)
C. HNO3(aq)   + Mg2+(aq)   →   Mg(NO3)2(aq) + H+(aq)
D. HNO3(aq)   + OH-(s)   → NO3-(aq)   + H2O(l)
E. 2H+(aq)   +   Mg(OH)2(s)   →   Mg2+(aq) + 2H2O(l)

QUESTION 7
Calculate ∆H°rxn using ∆Hf° for the reaction
4NH3(g) + 7O2(g) → 4NO2(g) + 6H2O(l )
Compound       ∆H°f (kJ/mol)
NH3(g) -46.0
NO2 (g) +34.0
H2O(l) -285.9

QUESTION 8
The name of an aqueous solution of HClO2 is
A. Chloric acid
B. Perchloric acid
C. Chlorous acid
D. Hydrochloric acid
E. Hypochlorous acid

QUESTION 9
A solution is made by taking 124.77 grams of K2CrO4 (formula mass = 194.2 g/mole) in enough water to make 250.0 mL of solution. Calculate the molarity of the solution.

QUESTION 10
Which units must be used in all gas law calculations?
A. no specific units as long as they cancel
B. atm for pressure
C. L for volume
D. K for temperature

QUESTION 11
When solutions of NaI and Pb(NO3)2 are mixed, a precipitate of PbI2 forms, leaving soluble NaNO3 in solution. The unbalanced molecular equation is: NaI(aq) + Pb(NO3)2(aq) " PbI2(s) + NaNO3(aq)
Using tthe Equation Editor (fx) write the balanced (1) Molecular equation, the (2) Ionic Equation and the (3) Net Ionic Equation. Alternatively write the equation on Word and copy/paste (Control V) into the answer. Be sure to put the states (solid, liquid, aqueous, or liquid) of the reactants and products.

QUESTION 12
Which of the following is a nonelectrolyte
A. NaCl
B. C2H6O
C. K2CO3
D. NH4NO3
E. CaO

QUESTION 13
Determine the enthalpy change, ∆H, for the reaction, N2(g) + 2H2(g) → N2H4(l), given the following thermochemical equations:
N2H4(l) + O2(g) → 2H2O(l) + N2(g)            ∆H°rxn = -622.0 kJ
H2(g) + ½ O2(g) → H2O(l)                            ∆H°rxn = -285.9 kJ

QUESTION 14
Consider the unbalanced redox equation,
C4H10(l) + CrO42-(aq) + H+(aq) → H6C4O4(s) + Cr3+(aq) + H2O(l)
What is the oxidizing agent and what is the reducing agent?

QUESTION 15
How many liters of SO3 will be produced when 50 L of sulfur dioxide reacts with 75 L of oxygen? All gases are at STP.                           
2SO2 (g) + O2 (g) → 2SO3 (g)
A. 150 L
B. 25 L
C. 100 L
D. 75 L
E. 50 L

QUESTION 16
Balance the following Redox reaction using the Equation Editor (fx) or use Word and copy/paste:
C4H10(l) + CrO42-(aq) + H+(aq) → H6C4O4(s) + Cr3+(aq) + H2O(l)

QUESTION 17
Using the Equation editor (fx) complete the balancing of the following half-reaction, taking place in acidic media,
Br (aq)   →   BrO2 (aq) (Hint: be sure to put electrons in a half reaction)

QUESTION 18
Convert 570 torr to atm: (1.00 atm = 760 torr)
A. 0.75 atm
B. 0.25 atm
C. 0.50 atm
D. 2.0 atm
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      • Illuminate\Cache\Events\CacheHit (103μs)
      • Illuminate\Cache\Events\CacheHit (117μs)
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      • Illuminate\Cache\Events\CacheHit (116μs)
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      • Illuminate\Cache\Events\CacheHit (97μs)
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      • Illuminate\Cache\Events\CacheHit (141μs)
      • Illuminate\Cache\Events\CacheHit (113μs)
      • Illuminate\Cache\Events\CacheHit (134μs)
      • Illuminate\Cache\Events\CacheHit (103μs)
      • Illuminate\Cache\Events\CacheHit (121μs)
      • Illuminate\Cache\Events\CacheHit (101μs)
      • Illuminate\Cache\Events\CacheHit (114μs)
      • Illuminate\Cache\Events\CacheHit (100μs)
      • Illuminate\Cache\Events\CacheHit (116μs)
      • Illuminate\Cache\Events\CacheHit (118μs)
      • Illuminate\Cache\Events\CacheHit (132μs)
      • Illuminate\Cache\Events\CacheHit (110μs)
      • Illuminate\Cache\Events\CacheHit (122μs)
      • Illuminate\Cache\Events\CacheHit (119μs)
      • Illuminate\Cache\Events\CacheHit (120μs)
      • Illuminate\Cache\Events\CacheHit (106μs)
      • Illuminate\Cache\Events\CacheHit (123μs)
      • Illuminate\Cache\Events\CacheHit (108μs)
      • Illuminate\Cache\Events\CacheHit (176μs)
      • Illuminate\Cache\Events\CacheHit (126μs)
      • Illuminate\Cache\Events\CacheHit (232μs)
      • Illuminate\Cache\Events\CacheHit (119μs)
      • Illuminate\Cache\Events\CacheHit (121μs)
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      • Illuminate\Cache\Events\CacheHit (100μs)
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      • Illuminate\Cache\Events\CacheHit (196μs)
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      • Illuminate\Cache\Events\CacheHit (156μs)
      • Illuminate\Cache\Events\CacheHit (151μs)
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      • Illuminate\Cache\Events\CacheHit (205μs)
      • Illuminate\Cache\Events\CacheHit (161μs)
      • Illuminate\Cache\Events\CacheHit (135μs)
      • Illuminate\Cache\Events\CacheHit (107μs)
      • Illuminate\Cache\Events\CacheHit (180μs)
      • Illuminate\Cache\Events\CacheHit (155μs)
      • Illuminate\Cache\Events\CacheHit (135μs)
      • Illuminate\Cache\Events\CacheHit (107μs)
      • Illuminate\Cache\Events\CacheHit (131μs)
      • Illuminate\Cache\Events\CacheHit (114μs)
      • Illuminate\Cache\Events\CacheHit (136μs)
      • Illuminate\Cache\Events\CacheHit (117μs)
      • Illuminate\Cache\Events\CacheHit (119μs)
      • Illuminate\Cache\Events\CacheHit (96μs)
      • Illuminate\Cache\Events\CacheHit (299μs)
      • Illuminate\Cache\Events\CacheHit (199μs)
      • Illuminate\Cache\Events\CacheHit (224μs)
      • Illuminate\Cache\Events\CacheHit (142μs)
      • Illuminate\Cache\Events\CacheHit (190μs)
      • Illuminate\Cache\Events\CacheHit (145μs)
      • Illuminate\Cache\Events\CacheMissed (305μs)
      • Illuminate\Database\Events\StatementPrepared (819μs)
      • Illuminate\Database\Events\QueryExecuted (958μs)
      • eloquent.retrieved: App\Models\SubjectCat (125μs)
      • Illuminate\Cache\Events\KeyWritten (1.16ms)
      • Illuminate\Cache\Events\CacheHit (195μs)
      • Illuminate\Cache\Events\CacheHit (209μs)
      • Illuminate\Cache\Events\CacheHit (118μs)
      • Illuminate\Cache\Events\CacheHit (125μs)
      • Illuminate\Cache\Events\CacheHit (146μs)
      • Illuminate\Cache\Events\CacheHit (166μs)
      • Illuminate\Cache\Events\CacheHit (108μs)
      • Illuminate\Cache\Events\CacheHit (136μs)
      • Illuminate\Cache\Events\CacheHit (101μs)
      • Illuminate\Cache\Events\CacheHit (122μs)
      • Illuminate\Cache\Events\CacheHit (101μs)
      • Illuminate\Cache\Events\CacheHit (119μs)
      • Illuminate\Cache\Events\CacheHit (100μs)
      • Illuminate\Cache\Events\CacheHit (114μs)
      • Illuminate\Cache\Events\CacheHit (99μs)
      • Illuminate\Cache\Events\CacheHit (114μs)
      • Illuminate\Cache\Events\CacheHit (98μs)
      • creating: site.layouts.app (376μs)
      • composing: site.layouts.app (16μs)
      • creating: components.canonical (391μs)
      • composing: components.canonical (79μs)
      • creating: components.open-graph (161μs)
      • composing: components.open-graph (53μs)
      • creating: site.headers.header (219μs)
      • composing: site.headers.header (92μs)
      • Illuminate\Cache\Events\CacheHit (1.51ms)
      • creating: components.footer (74μs)
      • composing: components.footer (72μs)
      • Illuminate\Cache\Events\CacheHit (633μs)
      • Illuminate\Cache\Events\CacheMissed (264μs)
      • Illuminate\Database\Events\StatementPrepared (807μs)
      • Illuminate\Database\Events\QueryExecuted (1.08ms)
      • eloquent.retrieved: App\Models\SubjectCat (76μs)
      • Illuminate\Cache\Events\KeyWritten (322μs)
      • Illuminate\Cache\Events\CacheHit (486μs)
      • Illuminate\Cache\Events\CacheHit (170μs)
      • Illuminate\Cache\Events\CacheHit (129μs)
      • Illuminate\Cache\Events\CacheHit (117μs)
      • Illuminate\Cache\Events\CacheHit (117μs)
      • Illuminate\Cache\Events\CacheHit (199μs)
      • Illuminate\Cache\Events\CacheHit (261μs)
      • Illuminate\Cache\Events\CacheHit (130μs)
      • Illuminate\Cache\Events\CacheHit (129μs)
      • Illuminate\Cache\Events\CacheHit (123μs)
      • Illuminate\Cache\Events\CacheHit (121μs)
      • Illuminate\Cache\Events\CacheHit (116μs)
      • creating: components.forms.contact-us (225μs)
      • composing: components.forms.contact-us (125μs)
      • creating: components.forms.get-started (130μs)
      • composing: components.forms.get-started (46μs)
      • creating: components.forms.free-tool-download (84μs)
      • composing: components.forms.free-tool-download (53μs)
      • creating: components.forms.claim-free-worksheet (111μs)
      • composing: components.forms.claim-free-worksheet (46μs)
      • creating: components.forms.tutor-subscription-waitlist (90μs)
      • composing: components.forms.tutor-subscription-waitlist (45μs)
      • creating: components.forms.tutor-subscription-join (108μs)
      • composing: components.forms.tutor-subscription-join (41μs)
      • creating: components.forms.tutor-support (83μs)
      • composing: components.forms.tutor-support (42μs)
      • 311 x Illuminate\Cache\Events\CacheHit (15.43%)
        68.66ms
        20 x Illuminate\Database\Events\QueryExecuted (7.85%)
        34.93ms
        20 x Illuminate\Database\Events\StatementPrepared (6.07%)
        26.99ms
        11 x Illuminate\Cache\Events\CacheMissed (2.04%)
        9.09ms
        11 x Illuminate\Cache\Events\KeyWritten (1.84%)
        8.19ms
        1 x Illuminate\Foundation\Events\LocaleUpdated (1.02%)
        4.52ms
        1 x Illuminate\Routing\Events\Routing (0.3%)
        1.34ms
        12 x eloquent.retrieved: App\Models\SubjectCat (0.24%)
        1.05ms
        1 x Illuminate\Database\Events\ConnectionEstablished (0.2%)
        879μs
        1 x Illuminate\Routing\Events\RouteMatched (0.13%)
        559μs
        1 x eloquent.booting: App\Models\SubjectCat (0.12%)
        522μs
        1 x creating: components.canonical (0.09%)
        391μs
        1 x creating: site.layouts.app (0.08%)
        376μs
        1 x creating: homework.show (0.07%)
        315μs
        1 x creating: components.breadcrumbs (0.07%)
        306μs
        11 x eloquent.retrieved: App\Models\HomeworkLibrary\HomeworkLibraryFile (0.06%)
        278μs
        7 x eloquent.retrieved: App\Models\HomeworkLibrary\HomeworkLibrary (0.06%)
        265μs
        1 x creating: components.forms.contact-us (0.05%)
        225μs
        1 x creating: site.headers.header (0.05%)
        219μs
        2 x eloquent.retrieved: App\Models\Subject (0.04%)
        190μs
        1 x eloquent.booting: App\Models\HomeworkLibrary\HomeworkLibrary (0.04%)
        183μs
        1 x creating: components.open-graph (0.04%)
        161μs
        1 x eloquent.booted: App\Models\HomeworkLibrary\HomeworkLibrary (0.04%)
        160μs
        1 x composing: components.breadcrumbs (0.03%)
        131μs
        1 x creating: components.forms.get-started (0.03%)
        130μs
        1 x composing: components.forms.contact-us (0.03%)
        125μs
        1 x composing: homework.show (0.03%)
        124μs
        1 x creating: components.forms.claim-free-worksheet (0.02%)
        111μs
        1 x creating: components.forms.tutor-subscription-join (0.02%)
        108μs
        1 x eloquent.booting: App\Models\HomeworkLibrary\HomeworkLibraryFile (0.02%)
        104μs
        1 x eloquent.booting: App\Models\Subject (0.02%)
        100μs
        1 x composing: site.headers.header (0.02%)
        92μs
        1 x creating: components.forms.tutor-subscription-waitlist (0.02%)
        90μs
        1 x creating: components.forms.free-tool-download (0.02%)
        84μs
        1 x creating: components.forms.tutor-support (0.02%)
        83μs
        1 x composing: components.canonical (0.02%)
        79μs
        1 x creating: components.footer (0.02%)
        74μs
        1 x eloquent.booted: App\Models\Subject (0.02%)
        73μs
        1 x composing: components.footer (0.02%)
        72μs
        1 x composing: components.open-graph (0.01%)
        53μs
        1 x composing: components.forms.free-tool-download (0.01%)
        53μs
        1 x composing: components.forms.get-started (0.01%)
        46μs
        1 x composing: components.forms.claim-free-worksheet (0.01%)
        46μs
        1 x composing: components.forms.tutor-subscription-waitlist (0.01%)
        45μs
        1 x eloquent.booted: App\Models\SubjectCat (0.01%)
        43μs
        1 x composing: components.forms.tutor-support (0.01%)
        42μs
        1 x composing: components.forms.tutor-subscription-join (0.01%)
        41μs
        1 x eloquent.booted: App\Models\HomeworkLibrary\HomeworkLibraryFile (0.01%)
        40μs
        1 x composing: site.layouts.app (0%)
        16μs
      14 templates were rendered
      • 1x homework.showshow.blade.phpblade
      • 1x components.breadcrumbsbreadcrumbs.blade.phpblade
      • 1x site.layouts.appapp.blade.phpblade
      • 1x components.canonicalcanonical.blade.phpblade
      • 1x components.open-graphopen-graph.blade.phpblade
      • 1x site.headers.headerheader.blade.phpblade
      • 1x components.footerfooter.blade.phpblade
      • 1x components.forms.contact-uscontact-us.blade.phpblade
      • 1x components.forms.get-startedget-started.blade.phpblade
      • 1x components.forms.free-tool-downloadfree-tool-download.blade.phpblade
      • 1x components.forms.claim-free-worksheetclaim-free-worksheet.blade.phpblade
      • 1x components.forms.tutor-subscription-waitlisttutor-subscription-waitlist.blade.phpblade
      • 1x components.forms.tutor-subscription-jointutor-subscription-join.blade.phpblade
      • 1x components.forms.tutor-supporttutor-support.blade.phpblade
      uri
      GET college-homework-library/{category}/{subject}/{id}
      middleware
      web, utm.parameters
      controller
      App\Http\Controllers\HomeworkLibraryController@show
      namespace
      where
      as
      homework.show
      file
      app/Http/Controllers/HomeworkLibraryController.php:79-176
      20 statements were executed, 5 of which were duplicates, 15 unique. Show only duplicated46.53ms
      • Connection Establishedtwenty4_siteHomeworkLibraryController.php#91
        Backtrace
        • 13. app/Http/Controllers/HomeworkLibraryController.php:91
        • 14. vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 15. vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:43
        • 16. vendor/laravel/framework/src/Illuminate/Routing/Route.php:260
        • 17. vendor/laravel/framework/src/Illuminate/Routing/Route.php:205
      • select * from `solutionslibrary` where `status` = 'published' and `price` > 0 and `solutionslibrary`.`id` = '59221' limit 1
        8.92mstwenty4_siteHomeworkLibraryController.php#97
        Bindings
        • 0: published
        • 1: 0
        • 2: 59221
        Backtrace
        • 16. app/Http/Controllers/HomeworkLibraryController.php:97
        • 17. vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 18. vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:43
        • 19. vendor/laravel/framework/src/Illuminate/Routing/Route.php:260
        • 20. vendor/laravel/framework/src/Illuminate/Routing/Route.php:205
      • select * from `subjects` where `subjects`.`id` in (13)
        1.08mstwenty4_siteHomeworkLibraryController.php#97
        Backtrace
        • 21. app/Http/Controllers/HomeworkLibraryController.php:97
        • 22. vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 23. vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:43
        • 24. vendor/laravel/framework/src/Illuminate/Routing/Route.php:260
        • 25. vendor/laravel/framework/src/Illuminate/Routing/Route.php:205
      • select * from `solutionslibrary_files` where `solutionslibrary_files`.`solutionlib_id` in (59221)
        1.15mstwenty4_siteHomeworkLibraryController.php#97
        Backtrace
        • 21. app/Http/Controllers/HomeworkLibraryController.php:97
        • 22. vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 23. vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:43
        • 24. vendor/laravel/framework/src/Illuminate/Routing/Route.php:260
        • 25. vendor/laravel/framework/src/Illuminate/Routing/Route.php:205
      • select * from `subject_cats` where `subject_cats`.`id` = 36 limit 1
        1.15mstwenty4_siteHomeworkLibrary.php#201
        Bindings
        • 0: 36
        Backtrace
        • 20. app/Models/HomeworkLibrary/HomeworkLibrary.php:201
        • 26. app/Http/Controllers/HomeworkLibraryController.php:105
        • 27. vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 28. vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:43
        • 29. vendor/laravel/framework/src/Illuminate/Routing/Route.php:260
      • select * from `solutionslibrary` where `id` <> 59221 and `subject` = 13 and `status` = 'published' and `price` > 0 order by RAND() limit 6
        9.9mstwenty4_siteHomeworkLibraryRepository.php#30
        Bindings
        • 0: 59221
        • 1: 13
        • 2: published
        • 3: 0
        Backtrace
        • 14. app/Repositories/HomeworkLibraryRepository.php:30
        • 15. vendor/laravel/framework/src/Illuminate/Cache/Repository.php:397
        • 16. vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php:419
        • 18. app/Repositories/HomeworkLibraryRepository.php:39
        • 19. app/Http/Controllers/HomeworkLibraryController.php:139
      • select * from `subjects` where `subjects`.`id` in (13)
        1.13mstwenty4_siteHomeworkLibraryRepository.php#30
        Backtrace
        • 19. app/Repositories/HomeworkLibraryRepository.php:30
        • 20. vendor/laravel/framework/src/Illuminate/Cache/Repository.php:397
        • 21. vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php:419
        • 23. app/Repositories/HomeworkLibraryRepository.php:39
        • 24. app/Http/Controllers/HomeworkLibraryController.php:139
      • select * from `solutionslibrary_files` where `solutionslibrary_files`.`solutionlib_id` = 59221 and `solutionslibrary_files`.`solutionlib_id` is not null and `publish` = 'question' order by `order` asc, `id` asc
        3.28mstwenty4_siteHomeworkLibrary.php#260
        Bindings
        • 0: 59221
        • 1: question
        Backtrace
        • 15. app/Models/HomeworkLibrary/HomeworkLibrary.php:260
        • 16. app/Transformers/HomeworkLibrary/HomeworkLibraryTransformer.php:58
        • 19. vendor/league/fractal/src/TransformerAbstract.php:128
        • 20. vendor/league/fractal/src/TransformerAbstract.php:107
        • 21. vendor/league/fractal/src/Scope.php:383
      • select * from `solutionslibrary_files` where `solutionslibrary_files`.`solutionlib_id` = 59221 and `solutionslibrary_files`.`solutionlib_id` is not null and `publish` = 'teaser' order by `order` asc, `id` asc
        4.91mstwenty4_siteHomeworkLibrary.php#260
        Bindings
        • 0: 59221
        • 1: teaser
        Backtrace
        • 15. app/Models/HomeworkLibrary/HomeworkLibrary.php:260
        • 16. app/Transformers/HomeworkLibrary/HomeworkLibraryTransformer.php:69
        • 19. vendor/league/fractal/src/TransformerAbstract.php:128
        • 20. vendor/league/fractal/src/TransformerAbstract.php:107
        • 21. vendor/league/fractal/src/Scope.php:383
      • select * from `solutionslibrary_files` where `solutionslibrary_files`.`solutionlib_id` = 59221 and `solutionslibrary_files`.`solutionlib_id` is not null and `publish` = 'solution' order by `order` asc, `id` asc
        1.48mstwenty4_siteHomeworkLibrary.php#260
        Bindings
        • 0: 59221
        • 1: solution
        Backtrace
        • 15. app/Models/HomeworkLibrary/HomeworkLibrary.php:260
        • 16. app/Transformers/HomeworkLibrary/HomeworkLibraryTransformer.php:80
        • 19. vendor/league/fractal/src/TransformerAbstract.php:128
        • 20. vendor/league/fractal/src/TransformerAbstract.php:107
        • 21. vendor/league/fractal/src/Scope.php:383
      • select * from `subject_cats` where `subject_cats`.`id` = 36 limit 1
        1.2mstwenty4_siteHomeworkLibrary.php#201
        Bindings
        • 0: 36
        Backtrace
        • 20. app/Models/HomeworkLibrary/HomeworkLibrary.php:201
        • 32. vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php:110
        • 33. vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php:58
        • 34. vendor/livewire/livewire/src/ComponentConcerns/RendersLivewireComponents.php:69
        • 35. vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php:70
      • select * from `subject_cats` where `subject_cats`.`id` = 1 limit 1
        1.17mstwenty4_siteSubject.php#100
        Bindings
        • 0: 1
        Backtrace
        • 18. app/Models/Subject.php:100
        • 19. vendor/laravel/framework/src/Illuminate/Cache/Repository.php:397
        • 20. vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php:419
        • 22. app/Models/Subject.php:101
        • 34. vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php:110
      • select * from `subject_cats` where `subject_cats`.`id` = 3 limit 1
        1.16mstwenty4_siteSubject.php#100
        Bindings
        • 0: 3
        Backtrace
        • 18. app/Models/Subject.php:100
        • 19. vendor/laravel/framework/src/Illuminate/Cache/Repository.php:397
        • 20. vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php:419
        • 22. app/Models/Subject.php:101
        • 34. vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php:110
      • select * from `subject_cats` where `subject_cats`.`id` = 4 limit 1
        1.29mstwenty4_siteSubject.php#100
        Bindings
        • 0: 4
        Backtrace
        • 18. app/Models/Subject.php:100
        • 19. vendor/laravel/framework/src/Illuminate/Cache/Repository.php:397
        • 20. vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php:419
        • 22. app/Models/Subject.php:101
        • 34. vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php:110
      • select * from `subject_cats` where `subject_cats`.`id` = 10 limit 1
        1.21mstwenty4_siteSubject.php#100
        Bindings
        • 0: 10
        Backtrace
        • 18. app/Models/Subject.php:100
        • 19. vendor/laravel/framework/src/Illuminate/Cache/Repository.php:397
        • 20. vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php:419
        • 22. app/Models/Subject.php:101
        • 34. vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php:110
      • select * from `subject_cats` where `subject_cats`.`id` = 33 limit 1
        1.47mstwenty4_siteSubject.php#100
        Bindings
        • 0: 33
        Backtrace
        • 18. app/Models/Subject.php:100
        • 19. vendor/laravel/framework/src/Illuminate/Cache/Repository.php:397
        • 20. vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php:419
        • 22. app/Models/Subject.php:101
        • 34. vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php:110
      • select * from `subject_cats` where `subject_cats`.`id` = 11 limit 1
        1.07mstwenty4_siteSubject.php#100
        Bindings
        • 0: 11
        Backtrace
        • 18. app/Models/Subject.php:100
        • 19. vendor/laravel/framework/src/Illuminate/Cache/Repository.php:397
        • 20. vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php:419
        • 22. app/Models/Subject.php:101
        • 34. vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php:110
      • select * from `subject_cats` where `subject_cats`.`id` = 5 limit 1
        1.15mstwenty4_siteSubject.php#100
        Bindings
        • 0: 5
        Backtrace
        • 18. app/Models/Subject.php:100
        • 19. vendor/laravel/framework/src/Illuminate/Cache/Repository.php:397
        • 20. vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php:419
        • 22. app/Models/Subject.php:101
        • 34. vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php:110
      • select * from `subject_cats` where `subject_cats`.`id` = 34 limit 1
        1.36mstwenty4_siteSubject.php#100
        Bindings
        • 0: 34
        Backtrace
        • 18. app/Models/Subject.php:100
        • 19. vendor/laravel/framework/src/Illuminate/Cache/Repository.php:397
        • 20. vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php:419
        • 22. app/Models/Subject.php:101
        • 34. vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php:110
      • select * from `subject_cats` where `subject_cats`.`id` = 31 limit 1
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