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Question
Which of the following concerning surface tension and viscosity is/are correct?1) A molecule at the surface of a liquid experiences a net attractive force toward the interior of the liquid.
2) The surface tension of a liquid is unaffected by substances dissolved in the liquid.
3) The viscosity of a liquid is determined in part by the strength of intermolecular forces.
A) 1 only
B) 2 only
C) 3 only
D) 1 and 2
E) 1 and 3
Answer
This answer is hidden. It contains 1 characters.
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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