Show that at constant volume Delta U=qv...

Show that at constant volume `Delta U=q_v`

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STATES OF MATTER (GASES & LIQUIDS)
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For a reaction at constant temperature derive the relation between heat of reaction at constant pressure (Delta H) and heat of reaction at constant volume (Delta U) [considering ideal gas] .

Show that the difference between the heat of reactionn at constant pressure (q_P or DeltaH) and that at constant volume (q_(V) or DeltaU) is PDeltaV .

For a process occurring at constant volume, DeltaU=+10kJ . In this process, q=_______.

The difference between Delta H and Delta U at constant volume is equal to

(i) Show that heat of reaction at constant volume is equal to the change in internal energy of the system. (ii) Show that heat of reaction at constant pressure is equal to the change in enthalpy of the system.

The molecular weight of a gas is M. If the specific heat and molar specific heat at constant volume of the gas is c_(v) and C_(v) respectively. Write down the relation between c_(v) . C_(v) and M.

C_(v) and C_(p) denote the molar specific heat capacities of a gas at constant volume and constant volume and constant pressure, respectively. Then,

Which is greater - specific heat at constant volume, C_(v) or specific heat at constant pressure, C_(p) ?

Show that for an ideal gas the difference between the molar heat capacities at constant pressure and at constant volume is equal to the universal gas constant (R).

Assuming the system performs only pressure-volume work, show that heat absorbed by a closed system at constant volume is equal to the increase in its internal energy.

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Show that at constant volume Delta U=qv
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