10g of water at 30^(@)C and 5g of ice at...

10g of water at `30^(@)C` and 5g of ice at `-20^(@)` C are mixed together in a calorimeter. What is the final temperature of the mixture? Given specific heat of ice= 0.5 cal `g^(-1) (""^(0)C)^(-1)` and latent heat of fusion of ice =80 cal `g^(-1)`

`0^(@)C`

`-5^(@)C`

`5^(@)C`

`10^(@)C`

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