Define One Calorie????
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The calorie was originally defined as the amount of heat required at a pressure of 1 standard atmosphere to raise the temperature of 1 gram of water 1° Celsius. Since 1925 this calorie has been defined in terms of the joule, the definition since 1948 being that one calorie is equal to approximately 4.2 joules.....♥
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Answer:
The amount of heat required at standard pressure to raise the temperature of 1 gram of a substance by 1 Degree Celsius
Explanation:
it is actually an unit of heat energy
1calorie =4.184 joules
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