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Question
What is the molality of a 20.0% by mass hydrochloric acid solution? The density of the solution is 1.0980 g/mL.A) 0.0220 m
B) 6.86 m
C) 0.200 m
D) 5.68 m
E) 6.02 m
Answer
This answer is hidden. It contains 1 characters.
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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