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m = 4 kg
c = 460 J/Kg°C
Δt = 70 - 20 = 50°C
Dit :
Q....?
Dij :
Q = c x m x Δt
Q = 4 X 460 X 50
Q = 92000 Joule
semoga membantu
m= 4 kg
Δt= (t₂-t₁)⇒ 70-20= 50°C
C= 460 j/kg°C
Dit:
Q=..?
Penye:
Q= m.c.Δt
Q= 4×460×50
Q= 92000 Joule atau 92 kJ