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Calculate the standard enthalpy of forma...

Calculate the standard enthalpy of formation of `CH_(3)OH(l)` from the following data
`CH_(3)OH(i)+(3)/(2)O_(2)(g)rarrCO_(2)(g)+2H_(2)O(1), Delta_(r)H^(Ө)=-726 kJmol^(-1)`
C(graphite) `+O_(2)(g)rarrCO_(2)(g),Delta_(c)H^(Ө)=-393 kJ mol^(-1)`
`H_(2)(g)+(1)/(2)O_(2)(g)rarrH_(2)O(1),Delta(f)H^(Ө) =-286kJ mol^(-1)`

A

1165

B

837

C

865

D

815

Text Solution

Verified by Experts

The correct Answer is:
D
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