Question

Pick out the correct statement.

a.

If an insoluble gas is passed through a volatile liquid placed in a perfectly insulated container, the temperature of the liquid will increase.

b.

A process is irreversible as long as Δ S for the system is greater than zero.

c.

The mechanical work done by a system is always equal to ꭍP.dV.

d.

The heat of formation of a compound is defined as the heat of reaction leading to the formation of the compound from its reactants.

Answer: (d).The heat of formation of a compound is defined as the heat of reaction leading to the formation of the compound from its reactants.

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Q. Pick out the correct statement.

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