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  1. AP Chemistry
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Acids and Bases

Question 1
college-boardChemistryAPExam Style
1 mark

Given a buffered solution comprising weak acid HA and strong base BOH, what would be the result of a doubling in salt AB concentration formed from the reaction between HA and BOH on its pH, presently seven?

Question 2
college-boardChemistryAPExam Style
1 mark

In determining whether an unknown salt XY will precipitate when mixed with solution Z containing ions X^+ Y^- Z^-, what piece of information about XY could best predict precipitation?

Question 3
college-boardChemistryAPExam Style
1 mark

Which research question would most effectively determine how different solvents influence acid dissociation constants for a given organic acid?

Question 4
college-boardChemistryAPExam Style
1 mark

When do we get the strongest buffer according to Henderson-Hasselbalch Equation?

Question 5
college-boardChemistryAPExam Style
1 mark

What term describes the number and kinds of atoms present in a molecule?

Question 6
college-boardChemistryAPExam Style
1 mark

Which of the following pairs will create the best buffer with a pH less than neutral?

Question 7
college-boardChemistryAPExam Style
1 mark

If a molecule has a high boiling point, what intermolecular force must be most prevalent in this substance?

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Question 8
college-boardChemistryAPExam Style
1 mark

In an experiment determining activation energy via temperature variation for an endothermic reaction with established equilibrium, what would be indicative of a higher activation energy for the forward reaction compared to reverse?

Question 9
college-boardChemistryAPExam Style
1 mark

If a substance has a pKa of 4, at what pH will it be half deprotonated?

Question 10
college-boardChemistryAPExam Style
1 mark

What happens to the pH level of a solution when an acid is added?