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23-01-2024
Chemistry

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While conducting a lab experiment, Ali calculated that 8.20 e7 J of heat were needed to evaporate 38.6 kilograms of an unknown substance at its boiling point. What is the latent heat of vaporization of the substance?
a) 2.12 J/g
b) 212 J/g
c) 2120 J/g
d) 21200 J/g

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