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September 2, 2015

Homework Help: chem

Posted by Rachel on Thursday, November 4, 2010 at 4:18pm.

A 455-g chunk of iron is removed from an oven and plunged into 385g water in an insulated container. The temperature of the water increases from 27 degrees celsius to 89 degrees celsius.

If the specific heat of iron is 0.449 J g^-1 degrees Celsius^-1, what must have been the original temperature of the iron?

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