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Earn +20 ptsQ: What is a kcal?
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How many kilocalories are there in 1 calorie?
1 kCal = 1000 Cal or I Cal = 1/1000 kCal
What is the letters or symbol for calories?
kcal
Can you convert kcal to pounds?
No. Kcal is a measure of energy while pound is a measure of mass. Short of invoking Einstein's E = mc2 there is no conversion between the two.
What is kcal?
1 kcal equal 1 000 calories or 4,184 joules. 1 calorie is equal to the heat needed to increase the temperature of 1 g water with 1 0C.
How many joules are absorbed by the water with a mass of 0.5 kg in order to raise the temperature from 30 to 65?
1 joule = 2.39 X 10-4 kcal 65-30 = 35 degrees 1 kcal = 1 degree kg 35 degrees X 0.5 kg / 2.39 X 10-4 kcal/joulle = 73222 joules
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