1 joule =energy in calories
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Explanation:
The calorie is commonly used in the field of chemistry, and in many countries it is commonly used as a unit of food energy. There are two defined for the calorie, gram calorie (approximately equals 4.2 joules) and kilogram calorie (approximately equals 4.2 kilojoules).
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Answer:2.39 × 10^-4
Explanation:We Know that 1 calorie =4.2 J
therefore, 1 J is equals to 0.000239 Cal
On scientific notation it becomes 2.39 × 10^-4
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