下列操作不能用于检验nh3的是 A.气体通入湿润的酚酞试液中变红b.气体能使湿润的红色石蕊试纸变蓝c.蘸有浓h2so4的玻璃棒靠�气体d Template




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tomski下列操作不能用于检验nh3的是 a.气体通入湿润的酚酞试液中变红b.气体能使湿润的红色石蕊试纸变蓝c.蘸有浓h2so4的玻璃棒靠�气体d coloring