Trimethylamine, (CH3)3NH2, is a gas with a fishy, ammonialike odor. A 0.25 M aqueous solution of trimethylamine has a pH of (1.143x10^1). What is K, for trimethylamine? Express your answer to three significant figures. Note: Your answer is assumed to be reduced to the highest power possible. Your Answer:

General Chemistry - Standalone book (MindTap Course List)
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Chapter15: Acids And Bases
Section: Chapter Questions
Problem 15.115QP: Ethanol (ethyl alcohol), CH3CH2OH, can act as a BrnstedLowry acid. Write the chemical equation for...
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Question 2
Trimethylamine, (CH3)3NH2, is a gas with a fishy, ammonialike odor. A 0.25 M
aqueous solution of trimethylamine has a pH of (1.143x10^1). What is K, for
trimethylamine? Express your answer to three significant figures.
Note: Your answer is assumed to be reduced to the highest power possible.
Your Answer:
х10
Answer
s3
Question 3
para-aminobenzoic acid (PABA), C6H¾NH2COOH, is used in some sunscrfeen agents.
Without solving the quadratic equation, calculate the concentration of hydrogen ion
in a (6.60x10^-2) M solution of the acid. The value of K, is 2.2x10-5. Express your
answer to three significant figures.
Note: Your answer is assumed to be reduced to the highest power possible.
Your Answer:
х10
Transcribed Image Text:Question 2 Trimethylamine, (CH3)3NH2, is a gas with a fishy, ammonialike odor. A 0.25 M aqueous solution of trimethylamine has a pH of (1.143x10^1). What is K, for trimethylamine? Express your answer to three significant figures. Note: Your answer is assumed to be reduced to the highest power possible. Your Answer: х10 Answer s3 Question 3 para-aminobenzoic acid (PABA), C6H¾NH2COOH, is used in some sunscrfeen agents. Without solving the quadratic equation, calculate the concentration of hydrogen ion in a (6.60x10^-2) M solution of the acid. The value of K, is 2.2x10-5. Express your answer to three significant figures. Note: Your answer is assumed to be reduced to the highest power possible. Your Answer: х10
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