The standard enthalpy of formation of

H_(2)O_(2^((l)))

is

-187.8kJ*mol^(-1)

and of

H_(2)O_((l))

is-\

285.8kJ*mol^(-1)

.\ Calculate the reaction enthalpy for

2H_(2)O_(2^((l)))->2H_(2)O_((l))+O_(2^((g)))

\

+196.0kJ*mol^(-1)

\

-196.0kJ*mol^(-1)

\

-98.0kJ*mol^(-1)

\

-142.9kJ*mol^(-1)

\

+98.0kJ*mol^(-1)

The standard enthalpy of formation of H2O2(l) is 187.8kJmol1 and of H2O(l) is 285.8kJmol1. Calculate the reaction enthalpy for 2H2O2(l)2H2O(l)+O2(g) +196.0kJmol1196.0kJmol198.0kJmol1142.9kJmol1+98.0kJmol1