3. How many grams of water will absorb a total of 4,520 joules of eneray when the temperature changes from 25°C to 82.7°C

Ahmed Commando asked Jan 24, 2022

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5 votes

3. How many grams of water will absorb a total of 4,520 joules of eneray when the temperature

changes from 25°C to 82.7°C

Ahmed Commando asked Jan 24, 2022

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22 votes

q = mcΔT

q = 4520 J
ΔT = 82.7 - 25 = 57.7°C
c = 4.182 J/g°C

4520 = m(4.182)(57.7)
m = 18.7 g

18.7 g of water

BaltoStar answered Jan 31, 2022

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