Предмет: Химия, автор: Ramires1

Помогите пожалуста. Вычислите массу и число молекул для 2,4 моль C2H6

Ответы

Автор ответа: klochkovakatyoy88pv

M(C2H6)=2*12+6*1=30 г/мольm(C2H6)=n(C2H6)*M(C2H6)=30 г/моль * 2,4 моль=72 гN(C2H6)=NА*n=6,02*10^(23) * 2,4 = 14,4*10^(23)

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