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下列化学方程式正确的是
A．nCH2=CHCH3 [ CH2—CH—CH3 ] n
B．2CH3CH2CH2OH＋O2 2CH3CH2CHO＋2H2O
A．nCH2=CHCH3 [ CH2—CH—CH3 ]n
下列化学方程式正确的是A．nCH2=CHCH3 [ CH2—CH—CH3 ] n B．2CH3CH2CH2OH＋O2 2CH3CH2CHO＋2H2O
[ CH2—CH—CH3 ]
n 
[ CH2—CH—CH3 ] n 
[ CH2—CH—CH3 ] n 
CH2=CH2↑+NaCl+H2O
+HNO3
CH3 CO18OCH2CH3+H2O