Chemistry Solutions Library

Chemistry Solutions Library

Access over 28,060 Chemistry video and text solutions to help you complete your homework.

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28,060 solutions

Clausius-Clapeyron Equation

Q. How much energy is required to vaporize 98.6 g of ethanol (C2H5OH) at its boiling point, if its ΔHvap is 40.5 kJ/mol?   A) 86.7 kJ B) 11.5 kJ C...

Solved • Feb 2, 2016

Clausius-Clapeyron Equation

Q. Which of the following is NOT true about the Clausius-Clapeyron equation?   A) It is a way to measure the heat of vaporization in the laboratory ...

Solved • Feb 2, 2016

Intermolecular Forces and Physical Properties

Q. Identify the term used to describe the ability of a liquid to flow against gravity up a narrow tube.   A) capillary action B) viscosity C) surf...

Solved • Feb 2, 2016

Intermolecular Forces and Physical Properties

Q. Which of the following substances would you predict to have the highest ΔHvap? A) CH3ClB) HClC) CH3COCH3D) CH3CH2OHE) CH3CH2CH2CH3

Solved • Feb 2, 2016

Phase Diagram

Q. Give the change in condition to go from a liquid to a gas.   A) increase heat or reduce pressure B) increase heat or increase pressure C) cool ...

Solved • Feb 2, 2016

Heating and Cooling Curves

Q. Ethanol (C2H5OH) melts at -114°C. The enthalpy of fusion is 5.02 kJ/mol. The specific heats of solid and liquid ethanol are 0.97 J/g•K and 2.3 J/g•...

Solved • Feb 2, 2016

Internal Energy

Q. Which one of the following thermodynamic quantities is not a state function?a) workb) enthalpyc) entropyd) internal energye) free energy 

Solved • Feb 2, 2016