jee-main 2026 Q19

jee-main · India · session1_23jan_shift1 Not Maths
For the following change,\
$$\underset { 5 ^ { \circ } \mathrm { C } } { \mathrm { H } _ { 2 } \mathrm { O } ( \ell ) } \rightarrow \underset { 100 ^ { \circ } \mathrm { C } } { \mathrm { H } _ { 2 } \mathrm { O } ( \mathrm {~g} ) }$$\
Select the correct answer:\ (A) q = +ve, w = +ve, $\Delta \mathbf { H } = + \mathbf { v e }$\ (B) $\mathbf { q } = - \mathbf { v e } , \mathbf { w } = - \mathbf { v e } , \mathbf { \Delta H } = + \mathbf { v e }$\ (C) $\mathbf { q } = + \mathbf { v e } , \mathbf { w } = - \mathbf { v e } , \boldsymbol { \Delta } \mathbf { H } = + \mathbf { v e }$\ (D) $\mathbf { q } = - \mathbf { v e } , \mathbf { w } = - \mathbf { v e } , \mathbf { \Delta H } = - \mathbf { v e }$
For the following change,\

$$\underset { 5 ^ { \circ } \mathrm { C } } { \mathrm { H } _ { 2 } \mathrm { O } ( \ell ) } \rightarrow \underset { 100 ^ { \circ } \mathrm { C } } { \mathrm { H } _ { 2 } \mathrm { O } ( \mathrm {~g} ) }$$\

Select the correct answer:\
(A) q = +ve, w = +ve, $\Delta \mathbf { H } = + \mathbf { v e }$\
(B) $\mathbf { q } = - \mathbf { v e } , \mathbf { w } = - \mathbf { v e } , \mathbf { \Delta H } = + \mathbf { v e }$\
(C) $\mathbf { q } = + \mathbf { v e } , \mathbf { w } = - \mathbf { v e } , \boldsymbol { \Delta } \mathbf { H } = + \mathbf { v e }$\
(D) $\mathbf { q } = - \mathbf { v e } , \mathbf { w } = - \mathbf { v e } , \mathbf { \Delta H } = - \mathbf { v e }$