A student places 5.77 grams of wex (a mythical substance often burned for light on other planets) in a test tube and then melts it. When the wex starts to freeze, the test tube (with the wex) is put into 237.6 g of water at 34.7oC. If the final temperature of the water is 51.9oC, what is the heat of fusion of the wex in cal/g?

Question

I got 709 as an answer... is this correct?

Answer 1

That's the same answer I have.

Answer 2

Thank you!