[" The heat of transition "(Delta H_(t))" of "],[" graphite into diamond would be,"],[" where "],[C(" graphite ")+O_(2)(g)rarr CO_(2)(f)],[C(" diamond ")+O_(2)(g)rarr CO_(2)(g);]

The heat of transition (Delta H_(t)) of graphite into diamond would be, where C (graphite) +O_(2)(g)to CO_(2)(g) , Delta H = x kJ C (diamond) +O_(2)(g)to CO_(2)(g) , Delta H = y kJ

The heat of transition (Delta H_(t)) of graphite into diamond would be, where C (graphite) +O_(2)(g)to CO_(2)(g) , Delta H = x kJ C (diamond) +O_(2)(g)to CO_(2)(g) , Delta H = y kJ

For the reaction : C(s) + O_(2)(g) rarr CO_(2)(g)

Predict DeltaH gt DeltaU or DeltaH lt DeltaU . a. C("graphite") +O_(2)(g) rarr CO_(2)(g) b. PCI_(5)(g) rarr PCI_(3)(g) +CI_(2)(g)

Predict DeltaH gt DeltaU or DeltaH lt DeltaU . a. C("graphite") +O_(2)(g) rarr CO_(2)(g) b. PCl_(5)(g) rarr PCl_(3)(g) +Cl_(2)(g)

Calculate the DeltaH in joules for C("graphite")toC("diamond") from the following data: C("graphite")+O_(2)(g)toCO_(2)(g):" "DeltaH^(@)=-393.5kJ C("diamond")+O_(2)(g)toCO_(2)(g)," "DeltaH^(@)=-395.4kJ

Calculate DeltaH in Joules for C_(("graphite")) rarr C_(("Diamond")) by using the following data C_(("graphiter")) + O_(2(g)) rarr CO_(2(g)) , DeltaH^@ =-393.5KJ C_(("Diamond")) + O_(2(g)) rarr CO_(2(g)) , DeltaH^@ =-395.4KJ

Calculate the heat of combustion (in KJ) of methane from the following data (i) C ("graphite")+2H_(2)(g) rarr CH_(4) (g), DeltaH=-74.8 kJ (ii) C ("graphite")+O_(2) (g) rarr CO_(2) (g), DeltaH=-393.5 kJ (iii) H_(2(g))+1//2O_(2(g)) rarr H_(2)O_((l)), DeltaH=-286.2 kJ .

One gram mole of graphite and diamond were burnt to form CO_(2) gas: C_(("graphite"))+O_(2)(g)toCO_(2)(g)," "DeltaH^(@)=-399.5kJ C_(("diamond"))+O_(2)(g)toCO_(2)(g)," "DeltaH^(@)=-395.4 kJ