Which of the following Statement are Correct ? (1) DeltaH=DeltaU+Deltan_(g)RT for chemical and phase change (2) DeltaH=DeltaU"for the reation" (3) C(s)+O_(2)(g)toCO_(2)(g) (4) Heat of formation for C_(6)H_(6)can be calculated by bond enthalpies only

Which of the following Statement are Correct ? (1) DeltaH=DeltaU+Delta

1.	Which of the following Statement are Correct ? (1) DeltaH=DeltaU+Deltan_(g)RT for chemical and phase change (2) DeltaH=DeltaU"for the reation" (3) C(s)+O_(2)(g)toCO_(2)(g) (4) Heat of formation for C_(6)H_(6)can be calculated by bond enthalpies only
Answer» 2,3 1,4 1,2,3 1,3 Answer :C