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                                    11. A calorimeter contains 75 g of water at 15°C. When50 g water of 100°C is poured in the calorimeter, thetemperature of the mixture becomes 25°C. Calculatewater equivalent of the calorimeter. Ans. 300 g. | 
                            
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Answer»  (m + 0.075)*1 *10 = (m+0.050)*1*7510m + 0.750 = 75m + 3.75065m = 3m = 3/65 kg  | 
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