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26 May, 18:03

The temperature of 100. grams of water changes from 16.0ºC to 20.0ºC. What is the total number of Joules of heat energy absorbed by the water?

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  1. 26 May, 20:28
    0
    Hello there.

    The temperature of 100. grams of water changes from 16.0ºC to 20.0ºC. What is the total number of Joules of heat energy absorbed by the water?

    1673.6 J
  2. 26 May, 21:04
    0
    1. Heat gained in a system can be calculated by multiplying the given mass to the specific heat capacity of the substance and the temperature difference. It is expressed as follows:

    Heat = mC (T2-T1)

    Heat = 100 (4.184) (20 - 16)

    Heat = 1673.6 J
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