which-among-the-processes-below-is-expected-to-be-endothermic-a-condensation-of-

Question

Which among the processes below is expected to be endothermic?

Accepted Answer

vaporization of cadmium at its normal boiling point (1040 K)

Answer

condensation of water vapor at its normal boiling point (373.15 K)

Answer

freezing of liquid mercury at its normal melting point (234.32 K)

Answer

combustion of octane, $$C_{8}H$$_{18}

Answer

All of these are endothermic.