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Latent heat of vaporisation of water is ...

Latent heat of vaporisation of water is `540cal` `g^(-1)` at `100^(@)C` calculate the entropy change when 1000 g water is converted to steam at `100^(@)C`

A

1447 cal

B

2447 cal

C

3447 cal

D

4447 cal

Text Solution

Verified by Experts

The correct Answer is:
A
`DeltaS_(vap)=(DeltaH_(vap))/(T)=(540xx1000)/(373)=1447cal`
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