2个回答
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n(C)=n(CO2)=4.4g/(44g/mol)=0.1mol
n(H)=2n(H2O)=2*3.6g/(18g/mol)=0.4mol
m(C)=0.1mol*(12g/mol)=1.2g
m(H)=0.4mol*(1g/mol)=0.4g
m(O)=3.2g-1.2g-0.4g=1.6g
n(O)=1.6g/(16g/mol)=0.1mol
n(C):n(H):n(O)=1:4:1
有机物中C,H个数比满足1:4,则该有机物分子只含有1个碳原子(H,C个数最大满足条件2n+2)
只能是CH4O
n(H)=2n(H2O)=2*3.6g/(18g/mol)=0.4mol
m(C)=0.1mol*(12g/mol)=1.2g
m(H)=0.4mol*(1g/mol)=0.4g
m(O)=3.2g-1.2g-0.4g=1.6g
n(O)=1.6g/(16g/mol)=0.1mol
n(C):n(H):n(O)=1:4:1
有机物中C,H个数比满足1:4,则该有机物分子只含有1个碳原子(H,C个数最大满足条件2n+2)
只能是CH4O
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