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Calculate the total heat required (a) to...

Calculate the total heat required (a) to melt 180 g of ice at `0^@C`, (b) heat it to `100^@C` and then (c ) vapourise it at that temperature. Given `Delta_("fus")H^0 (ice) = 6.01 kJ mol^(-1) at 0^@C, Delta_(fus)H^0 (ice) = 6.01 kJ "mol"^(-1) " at " 0^@C, Delta_(vap)H^0(H_2O) =40.7 kJ mol^(-1) " at " 100^@C` specific heat of water is `4.18 J g^(-1) K^(-1)`

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542.3 kJ
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