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m = 100 gr
T0 = 25 C
T = 75 C
c = 0,11 kal/gC
dit : Q ?
dijwab :
Q = m x c x ΔT
= 100 x 0,11 x (75-25)
= 100 x 0,11 x 50
= 550 kal
t1 25°c
t2 75°c
c 0,11kal/g°c
t2-t1
Q = m.c.▲t
100.0,11.50
= 550 kal/g°c