Предмет: Химия, автор: kriss1809

НАТРИЙ- рассчитайте массу газа которой образуется при взаимодействии карбоната этого металла с 200г 35%-ого раствора соляной кислотой

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Автор ответа: Vazovsky

0

Na2CO3+2HCL=2NaCl+CO2+H2O

x=35*200/100

x=70г(соляной к-ты)

m(CO2)=70*44/73=42,2г

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