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m = 0,45 kg
c besi = 450
delta t = 10
dit Q=?
jwb
Q = mc delta t
= 0,45 x 450 x 10
= 2025 Joule
- m = 450 g = 0,45 kg
- ▲t = 30° - 20° = 10°
- c = 450 J/kg. °c
jawab :
Q = m c ▲t
= 0,45 x 450 x 10
=2025 J
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