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Question
A 2.841 g sample of a hydrocarbon is burned in an excess of dioxygen, producing 7.794 g CO2 and water. What mass of hydrogen is contained in the original sample?A) 0.7140 g
B) 4.953 g
C) 10.64 g
D) 2.826 g
E) 1.421 g
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:
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