. Calorie is defined as the amount of heat required to raise temperature of 1 g of water by 1 °C and it is defined under which of the following conditio


(a) From 14.5 °C to 15.5 °C at 760 mm of Hg                 

(b) From 98.5 °C to 99.5 °C at 760 mm of Hg

(c) From 13.5 °C to 14.5 °C at 76 mm of Hg                    

(d) From 3.5 °C to 4.5 °C at 76 mm of Hg

 

Best Answer

I calorie is the heat required to raise the temperature of 1 g of water from 14.5 °C to 15.5 °C at 760 mm of Hg. Hence, correct option is (a).

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