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Question
Calculate the pH of a solution that is 2.00 MHF, 1.00 M NaOH, and 0.690 M NaF. (Ka=6.8x10-4)
A) 3.40
B) 2.94
C) 3.17
D) 2.71
E) none of these
Answer
This answer is hidden. It contains 1 characters.
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Q:
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Q:
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Q:
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Q:
For a certain first-order reaction with the general form aA → products, the rate is 0.32 M·s-1 when the concentration of the reactant is 0.29M. What is the rate constant for this reaction?A) 0.26 s-1B) 1.1 s-1C) 0.32 s-1D) 3.1 s-1E) 3.8 s-1