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Question
What is the vapor pressure at 75ºC of an aqueous solution prepared by the addition of 64.3g of the nonvolatile solute urea, CO(NH2)2, to 174 g of water? The vapor pressure of pure water at 75ºC is 290.mmHg.A) 133 mmHg
B) 28.9 mmHg
C) 167 mmHg
D) 261 mmHg
E) 212 mmHg
Answer
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Related questions
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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