What is the energy change when the temperature of 13.2 grams of solid gold is decreased...

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science chemistry

Answer 1

Answer #1

q = mC $\Delta$ T

m = mass of gold = 13.2 g

C = specfic heat of gold = 0.129 J/g⁰C

$\Delta$ T = 36.4 - 21.4 = 15⁰C

q = 13.2 x 0.129 x 15

q = 25.54 Joules

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Answer 2

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