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14 September, 10:57

How much heat is required to raise the temperature of 0.25 kg of water from 20°C to 30°C

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  1. 14 September, 13:07
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    10500 J/kg/*C

    Explanation:

    Quantity of heat required=mass of substance x specific heat capacity x change in temperature

    Quantity of heat required=0.25 x 4200 x [30-20]

    Quantity of heat required=0.25 x 4200 x 10

    Quantity of heat required=10500 J/kg/*C
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