6) cm1(t1-t)=cm2(t-t2)
m1t1-m1t=m2t-m2t2
t(m1+m2)=m1t1+m2t2
t=(m1t1+m2t2)/(m1+m2)=39 C
8) Q=mλ=14.8*10⁴Дж
9) Q=Q1+Q2
Q1=rm
Q2=cmΔt
Q = 1.15 МДж+0,21МДж=1,36 МДж
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6) cm1(t1-t)=cm2(t-t2)
m1t1-m1t=m2t-m2t2
t(m1+m2)=m1t1+m2t2
t=(m1t1+m2t2)/(m1+m2)=39 C
8) Q=mλ=14.8*10⁴Дж
9) Q=Q1+Q2
Q1=rm
Q2=cmΔt
Q = 1.15 МДж+0,21МДж=1,36 МДж