2D. 5 When

3.0molO_(2)(g)

is heated at a constant pressure of

3.25atm

, its temperature increases from

260K

to

285K

. Given that the molar heat capacity of

O_(2)

at constant pressure is

29.4JK^(-1)mol^(-1)

, calculate

q,\\\\Delta H

, and

\\\\Delta U

.

2D. 5 When 3.0molO2(g) is heated at a constant pressure of 3.25atm, its temperature increases from 260K to 285K. Given that the molar heat capacity of O2 at constant pressure is 29.4JK1mol1, calculate q,H, and U