Answered

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The temperature of 100 grams of water changes from 16°C to 20°C. What is the total number of calories of heat energy absorbed by the water?
A.
25


B.
40


C.
100


D.
400

Sagot :

Answer:

D.  400 cal

Explanation:

Spec heat of water   1 cal/gm-C

1 cal / gm-C   * 100 gm * ( 20-16 C) = 400 cal

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