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lenaklipko
@lenaklipko
August 2022
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какое количество теплоты потребуется для нагревания воды массой 0,5 литра от 20°С до 21°С ?Удельная теплоёмкость воды 4200 Дж/кг* °С
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ShirokovP
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Q = c*m* (t2 - t1) = 4200*0,5*( 21 - 20) = 4200*0,5 = 2100 Дж
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Verified answer
Q = c*m* (t2 - t1) = 4200*0,5*( 21 - 20) = 4200*0,5 = 2100 Дж