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How much heat is required to change 10 g...

How much heat is required to change 10 g ice at `0^@C` to steam at `100^@C`? Latent heat of fusion and vapour for `H_2O` are 80 cal/g and 540 cal/g respectively. Specific heat of water is 1 cal/g.

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Total heat abosrbed
`=Delta_("fusion")H +Delta_("temp.rise")H +Delta_("vap")H`
`= 10 xx 80 +10 xx1xx100 + 10 xx 540 = 7200 cal`
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