Determine the change in the internal energy of an ideal gas: a) during isochoric heating, if it received the amount of heat Q

Determine the change in the internal energy of an ideal gas: a) during isochoric heating, if it received the amount of heat Q; 6) during isochoric cooling, if he gave up the amount of heat Q; c) with adiabatic expansion, if he did the work A.

a)
1. Internal energy increases.
2. Gas work is zero.
3. Gas receives heat,
b)
1. Internal energy decreases.
2. Gas work is zero.
3, Gas gives off heat.
at)
1. Internal energy does not change.
2. Gas work is positive.
3. Gas receives heat.
d)
D Internal energy does not change.
2. Gas work is negative.
3. Gas gives off heat.
e)
1. Internal energy to decrease
2. Gas work is positive.
3. Gas does not exchange heat with surrounding bodies.
с)
1. Internal energy increases.
2. Gas work is negative.
3 Gas does not exchange heat with surrounding bodies.