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2014-05-13T10:31:37+07:00
Q = m.c.Δt
12= 0,5.c.10
c= 12/5
c=2,4
1 5 1
2014-05-13T11:52:41+07:00
Dik=Q=12J m=0,5 kg Δt=10-0=10
dit=c
Q=m.c.Δt
12=0,5.c.10
12=5c
c=2,4J/kg°C