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Question
The mineral leadhillite, which is essentially Pb4(SO4)(CO3)2(OH)2(FW = 1079 g/mol), contains ____% hydrogen by mass.A) 76.81
B) 0.1868
C) 2.226
D) 17.79
E) 2.972
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