Monday, July 23, 2012

chemistry


Equilibrium is attained in a chemical cell when cell voltage is equal to

A. +1.00 V
B. +2.00 V
*C. 0.00 V 
D. -1.00 V

Gibb's free energy equation is directly related to ______ and _______.

A. Work and Time
B. Heat and Work
*C. Enthalpy and Entropy 
D. Power and Enthalpy

Which of the following is correct expression for Gibbs' free energy formula? 

*A. ▲G = ▲H - T▲S 
B. G = H - TS
C. ▲G = ▲H – T/S
D. G = H – T/S

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