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Dioxane C4H8O2 has an enthalpy of fusion = 145.8 Jg-1 and its melting point temp is 11 degrees C. How much energy is required to transform 142g of solid dioxane at 11 degrees C into liquid dioxane, also at 11 degrees C?

2 answers

Heat=Heatfusion*mass
=145.8J/g * 142g
2.07x10-4
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