完成并配平下列化学方程式(数字填在括号内,物质的化学式填入横线上并解说 10
()Al+()CuSO4-()____+()aL2(SO4)3()Fe+()HCl-()+()H2()H2S+()___+()+()S()MgO=()___-___Mg(...
( )Al+( )CuSO4-( )____+( )aL2(SO4)3
( )Fe+( )HCl-( )+( )H2
( )H2S+( )___+( )+( )S
( )MgO=( )___-___Mg(NO3)2+( )_____ 展开
( )Fe+( )HCl-( )+( )H2
( )H2S+( )___+( )+( )S
( )MgO=( )___-___Mg(NO3)2+( )_____ 展开
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