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Question
A 25.00-mL sample of propionic acid, HC3H5O2, of unknown concentration was titrated with 0.155M KOH. The equivalence point was reached when 35.94 mL of base had been added. What was the original concentration of the propionic acid?A) 0.295 M
B) 0.111 M
C) 0.108 M
D) 0.155 M
E) 0.223 M
Answer
This answer is hidden. It contains 1 characters.
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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