what is a calorie?

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2007-11-01 01:13:40 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry

2 answers

Calorie -- the amount of heat needed to raise the temperature of 1.0 gram of water by 1.0 Celcius degree.

1 calorie = 4.184 Joules

This is the chemist's calorie. Do not confuse it with the Dietician's calorie, which is a chemist's Kilocalorie (1000 calories).

2007-11-01 02:33:06 · answer #1 · answered by Dave_Stark 7 · 0⤊ 0⤋

goto http://en.wikipedia.org/wiki/Calorie

2007-11-01 08:50:30 · answer #2 · answered by Radu 2 · 0⤊ 0⤋