ОТВЕТ=61Г
ПРОШУ РЕШЕНИЕ)
Q+Q1=Q2
cmt+hm=qm
4200Дж/(кг*С)*1кг*80С+2300000Дж/кг*1кг=m*46000000
m=2636000/46000000=0.057кг=57г
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Q+Q1=Q2
cmt+hm=qm
4200Дж/(кг*С)*1кг*80С+2300000Дж/кг*1кг=m*46000000
m=2636000/46000000=0.057кг=57г