Molar heat capacity of (deuterated form of formaldehyde) at constant pressure is at 1000 K

CHEMISTRY · Subjective · AP · Chemistry · Thermochemistry · Thermochemistry

Problem

Molar heat capacity of

\text{CD}_2\text{O}

(deuterated form of formaldehyde) at constant pressure is

14 \text{ cal mol}^{-1} \text{ K}^{-1}

at 1000 K. Calculate the entropy change associated with cooling of 3.2 g of

\text{CD}_2\text{O}

vapour from 1000 to 900 K.