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T1=25 C=298 K
T2=30 C=303K
ΔT=303-298=5 K
c=4200 J/kg K
Q=..?
Q=m.c.ΔT
Q=1,5.4200.5
Q=31.500 J
= 1,5 x 4200 x (30-25)
= 6300 x 5
= 31500 J