# Solved papers for JEE Main & Advanced JEE Main Paper (Held On 11 April 2014)

### done JEE Main Paper (Held On 11 April 2014)

• question_answer1) The molar heat capacity $({{C}_{p}})$ of $C{{D}_{2}}O$is 10 cals at 1000 K. The change in entropy associated with cooling of 32 g of $C{{D}_{2}}O$vapour from 1000 K to 100 K at constant pressure will be: (D = deuterium, atomic mass = 2 u)   [JEE Main Online Paper ( Held On 11 Apirl  2014 )

A) $\text{23}\text{.03cal}\,\text{de}{{\text{g}}^{\text{-1}}}$

B) $\text{-23}\text{.03cal}\,\text{de}{{\text{g}}^{\text{-1}}}$

C) $\text{2}\text{.303cal}\,\text{de}{{\text{g}}^{\text{-1}}}$

D) $\text{-2}\text{.303cal}\,\text{de}{{\text{g}}^{\text{-1}}}$