How much heat is needed to heat a 200 g brass weight from 20 to 28 degrees Celsius?

To solve this problem, you need a formula:
Q = cm (t2-t1)
C brass = 380
M = 200g
T1 = 20
T2 = 28
We substitute these numbers into the formula and we get:
3800 * 200 * (28-20) = 76000
Answer: 76000



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