n(C2H6)= 3.5л : 22.4л/моль = 0.15625
m(C2H6)= 0.15625 × 30 = 4.6875
n(CO) = 4.5 : 22.4 = 0.2
m(CO) = 0.2моль × 28 = 5.6г
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n(C2H6)= 3.5л : 22.4л/моль = 0.15625
m(C2H6)= 0.15625 × 30 = 4.6875
n(CO) = 4.5 : 22.4 = 0.2
m(CO) = 0.2моль × 28 = 5.6г