Which of the following options correctly represent trure//false nature of statements?
Statement-I: `deltaH=deltaU+PdeltaV "for all processes"`
Statements-II: For a reaction involving only ideakl gas, `DeltaH_(reaction)` will be independent of the pressure at which reactants and products are taken.
Statements-III: Heat taken from a thermal reservoir can be completely converted at work without liberating some heat at lower temperature.
Statement-IV: For a chemical reaction, G at equillibrium will be zero.

Options

A. All the statement are true
B. Only statement-II are true
C. All the statements are false
D. Only statement-I and III are false

Answer

B