All SAT II Chemistry Resources
Example Questions
Example Question #1 : Reaction Types
Which of the following cannot act as a Bronsted-Lowry base (proton recipient) in aqueous solution?
Possible Answers:
Correct answer:
Explanation:
cannot receive another proton because then it would become , which does not exist. All of the other answer choices are fine:
Example Question #2 : Reaction Types
A scientist makes a solution by adding 0.2 grams of to enough water so that the resulting solution has a volume of 10 liters. What, approximately, is the pH of this solution?
Possible Answers:
Correct answer:
Explanation:
has a molar mass of approximately 40 g/mol, meaning that there is 0.01 mol of it in the solution. Sodium hydroxide is a strong base and completely dissociates in water. Its concentration in the solution is . This means that the concentration of ions is and . Thus, the pH of the solution is 11.
Gregory
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Pennsylvania State University-Main Campus, Bachelor of Science, Chemical Engineering. Carnegie Mellon University, Doctor of P...
Nate
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University of Wisconsin-Oshkosh, non degree, Prepharmacy. University of Wisconsin-Madison, Pharmaceutical Chemist, Pharmacy.
All SAT II Chemistry Resources
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