yguo0818 yguo0818

07-05-2017
Chemistry

contestada

How many kJ of heat are required to melt 50.0 g of ice at its melting pt?

Respuesta :

JavierCollante JavierCollante

07-05-2017

you need the heat of fusion of ice to solve this problem. the heat of fusion of water = 334 J/g

the formula to solve for heat is q = m·ΔHf

just plug the values

q= (50.0 g) (334 j/g)= 16700 joules or 16.7 Kj

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