A mass of gold increases its temperature from 1.00 x102°C to 180.°C to produce 309.6 J heat. What mass of Au was present if the specific heat of Au is 0.129 J/g·°C.
A) 10.0 g
B) 15.0 g
C) 30.0 g
D) 45.0 g
E) 60.0 g
Correct Answer:
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