Friday, July 31, 2009

How many joules of heat are needed to raise the temperature of 10.0 g of aluminum from 22 C to 55 C, if the?

How many joules of heat are needed to raise the temperature of 10.0 g of aluminum from 22 C to 55 C, if the specific heat of aluminum is 0.90 J/g C?

How many joules of heat are needed to raise the temperature of 10.0 g of aluminum from 22 C to 55 C, if the?
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Reply:Q = mcΔT





Q = (10g)(.90 J/gC)(55 - 22)


Q = 297 Joules of heat needed

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