Предмет: Химия, автор: nasta110998

сожгли 40 л угарного газа вычислите : 1)объём вступившего в реакцию кислорода 2)объем образовавшегося оксида углерода 2

Ответы

Автор ответа: itamineliel
0

2CO+02=2CO2

1)по уравнению реакции (коэффициентам в 2 раза меньше) вступило 20л кислорода.

2)анологично 40л углекислого газа.

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Прочитайте текст A и заполните пропуски глаголами:
visit, fill, sit, talk, have, get, work, come, study, start, read, leave, happen, wake, want, live, take, speak, know, write, walk, teach, go, do, eat.