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Mathematics 22 Online
OpenStudy (anonymous):

a substance melts at 175 degrees C. If the heat of fusion of this substance is 887j/g-1,how much energy should be supplied to convert 11g of this substance to completely melt at 175 degrees C?

OpenStudy (aum):

887 J / g x 11 g = ? Joules.

OpenStudy (anonymous):

so do you just x straight across?

OpenStudy (anonymous):

so my answer came out to 9757 joules is this correct?

OpenStudy (aum):

Yes. 9757 Joules or 9.757 kJ (kilo Joules).

OpenStudy (anonymous):

thank u soo much!!!!

OpenStudy (aum):

you are welcome.

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