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Consider the following reaction between ...

Consider the following reaction between zinc and oxygen
`2Zn(s)+O_2(g) rarr 2Zn(s): DeltaH =-693.8kj/mol`
I The enthalpy of two moles of is less than total enthalpy of two moles of Zn and one mole of oxygen by 693.8
The enthalpy of two moles of ZnO is more than the total enthalpy of two moles of Zn and one mole of oxygen by 693.8 kj
693Kj /mol energy is evolved in the reaction
IV 693.8 kj/mol energy is absorbed in the reaction
Choose the correct option out of the option given above.

A

I and II

B

II and III

C

I and II

D

II and IV

Text Solution

Verified by Experts

The correct Answer is:
C
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