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Question
A 25.00-mL sample of propionic acid, HC3H5O2, of unknown concentration was titrated with 0.101M KOH. The equivalence point was reached when 42.20mL of base had been added. What is the concentration of the propionate ion at the equivalence point?A) 0.101 M
B) 0.147 M
C) 0.0634 M
D) 0.170 M
E) 0.128 M
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:
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Q:
If a reaction is first-order with respect to a particular reactant, when the concentration of that reactant is increased by a factor of 2, the reaction rate will _____.
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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