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What is the ratop of the enthalpy yield ...

What is the ratop of the enthalpy yield on combustion of hydrogen of hydrogen atoms to steam to the yield on combustion of an equal mass of hydrogen molecules to steam ?
Given: `H_(2) (g) + (1)/(2) O_(2) (g) rarr H_(2) O (g) , Delta H = -242 kJ`
`B.E. (H - H) = 436 kJ`

A

`0.80 : 1`

B

`1 : 0.80`

C

`1.80 : 1`

D

`1.80 : 1`

Text Solution

Verified by Experts

The correct Answer is:
D
`DeltaH=(-242-436)/(-242) =2.8`
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