Multiple Choice
In an isothermal process, the pressure on 1 mol of an ideal monatomic gas suddenly changes from 4.00 atm to 100.0 atm at 25°C.Calculate ΔH.
A) -59.5 kJ
B) 0 kJ
C) 59.5 kJ
D) -119 kJ
E) none of these
Correct Answer:

Verified
Correct Answer:
Verified
Q91: In a certain reversible expansion, a system
Q92: For this system at equilibrium, how will
Q93: A gas expands isothermally and irreversibly.<br>-ΔE is<br>A)
Q94: Consider the reaction<br>2N<sub>2</sub>O<sub>5</sub>(g) <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6422/.jpg" alt="Consider the
Q95: Consider the reaction<br>2NO<sub>2</sub>(g) <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6422/.jpg" alt="Consider the
Q97: Consider the reaction<br>2N<sub>2</sub>O<sub>5</sub>(g) <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6422/.jpg" alt="Consider the
Q98: Given<br>CH<sub>3</sub>CO<sub>2</sub>H(aq) <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6422/.jpg" alt="Given CH<sub>3</sub>CO<sub>2</sub>H(aq)
Q99: For the reaction<br>CO<sub>2</sub>(g) + 2H<sub>2</sub>O(g) → CH<sub>4</sub>(g)
Q100: Given the following free energies of formation:
Q101: Consider the reaction<br>2N<sub>2</sub>O<sub>5</sub>(g) <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6422/.jpg" alt="Consider the