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Question
Four samples were weighed using three different balances. (All are as accurate as the precision indicates.) The masses are 0.94 kg, 58.2 g, 1.55 g, and 250 mg. The total mass should be reported asA) 1.000 kg.
B) 1.0000 kg.
C) 1.00 kg.
D) 1.00000 kg.
E) 1.0 kg.
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