Question

1 calorie is the heat required to increase the temperature of 1 gm of water by 1°C from
A) 13.5°C to 14.5°C at 76 mm of Hg
(B) 14.5 °C to 15.5°C at 760 mm of Hg
(C) 6.5 °C to 7.5°C at 76 mm of Hg
(D) 98.5 °C to 99.5°C at 760 mm of Hg​

Answer 1

One calories is defined as the amount of heat required to raise the temp of $$1\ gm$$ of water from $$14.5^oC$$ to $$15.5^oC$$

in $$760\ mm$$ of $$Hg$$.