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While conducting a lab experiment, Ali calculated that 1.20 E6 Joules of heat were needed to melt of 18.5 kilograms of an unknown substance at

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While conducting a lab experiment, Ali calculated that 1.20 E6 Joules of heat were needed to melt of 18.5 kilograms of an unknown substance at its melting point. What is the latent heat of fusion of the substance? (5 points) O 2.15 E6 J/kg 4.41 E6 J/kg O 5.07 E6 J/kg O 6.48 E4 J/kg O 8.64 E5 J/kg

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