Jawabanmu

2014-04-17T14:48:08+07:00
Qlepas=Qterima m1xU1=m2xc2(T-T2) 5x2.260=500x4,2x(T-10) 11.300=2.100x(T-10) 11.300=2.100T-21.000 11.300+21.000=2.100T 32.300=2.100T 15,4°C=T