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Question
It is found that at 27ºC and 1.14atm pressure, 2.22L of gas has a mass of 3.49g. Its molar mass isA) 46.2 g/mol.
B) 34.0 g/mol.
C) 29.4 g/mol.
D) 30.6 g/mol.
E) 39.8 g/mol.
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:
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