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Можно только дано и решение.
При сжигании 1,12 л (н.у) ацетилена выделилось 67.5 кДж теплоты. Вычислите тепловой эффект реакции горения ацетилена и составте термохимическое уравнение этой реакции
Спасибо огромное за ранее
Ответы 1
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кол-во ацетилена = 1,12/22,4=0,05моль67,5кДж/0,05моль=1350кДж/моль2C2H2+5O2=4CO2+2H2O -1350кДж (энергия выделяется)
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Автор:
sheba - 5 лет назад
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