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AP Chemistry

Subjects : science, ap, chemistry
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Kinetic Energy is proportional to ______






2. Idea Gas Law (actual rules)






3. 96 -485 C/mol e-






4. BrO3¹?






5. A device used to measure Delta H






6. Measure of the change in enthalpy






7. A method of investigation involving observation and theory to test scientific hypotheses






8. (organics) one carbon






9. If Q<Ksp






10. Absorbs/takes in heat (positive value)






11. Calculation from K to C






12. Substances above the critical temperature and pressure in which the pressure is so high that density and flowing ability of a "gas" resembles that of a liquid






13. Mole Fraction






14. Bomb Calorimeter






15. If K<1 - then Gº>0 and reaction will be...at chemical equilibrium






16. Positive enthalpy - heat flows into system






17. AX3E2






18. Osmotic pressure=MRT






19. (organics) seven carbons






20. When two elements form a series of compounds - the ratios of the masses of the second element that combine with 1g of the first element can always be reduced to whole numbers






21. Function in which it doesn't matter HOW the changes take place - only that they do; you can use to formula Final - Initial ( i.e. energy - pressure - volume - temperature - sort of moles)






22. AH of formation for a substance in its stablest form (how it is found in nature)






23. Actual Yield/Theoretical Yield*100%






24. When n=6 ->2 - color=






25. q H2O = ?






26. Ptotal=P1+P2+P3+...

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27. PV=nRT






28. Proton (symbol)






29. R=






30. 1 sigma bond - 2 pi bonds






31. Change in Energy (AE) = ? (in terms of work)






32. (organics) five carbons






33. Group 2 metals






34. 90°&120° - dsp^3






35. The amount of energy/heat required to raise some substance 1 degree C






36. l=3






37. Color of Ca (flame test)






38. Instrument used to measure the pressure of a not-atmospheric gas (open or closed system)






39. Ability of an atom in a molecule to attract shared electrons to itself






40. pH=






41. Amount of gravitational force exerted on an object






42. Unusually strong dipole forces found when H is bonded to N - O - or F






43. Energy can't be created nor destroyed






44. A measure of randomness or disorder






45. Ptotal=Pa+Pb+Pc....

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46. Vapor pressure lowering - boiling point elevation - freezing point depression - osmotic pressure






47. Pure metal or metal hydride + H20 ->






48. If a system @equilibrium is stressed - the system will shift so as to reestablish equilibrium

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49. The chemical formed when a base accepts a proton






50. 1.Calculate moles of each atom in molecule 2.Divide each mole number by smallest mole number 3.If necessary - multiply every mole number to get a whole number 4.Moles of each atom is subscript in empirical formula







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


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