Jawabanmu

Jawaban paling cerdas!
2014-04-11T12:24:17+07:00
Diketahui:
m1 = 1 kg
T1 = 90oC
m2 = 2 kg
T2 = 60oC
ditanya : Tc = ...?

jwb:
Tc  = m1T1 + m2T2 / m1+m2
Tc = 1.90 + 2.60 / 1 + 2
Tc = 90 + 120 / 3
Tc = 210 / 3
Tc = 70 
 jadi Tc (suhu campuran ) = 70 derajat C
2 5 2