饱和甘汞电极表示式正确的是( )
AHg〡HgCl2(s)〡KCl(饱和)
BHg〡Hg2Cl2(s)〡KCl(饱和)
CHg〡Hg2Cl2(s)〡KCl(1 mol/L)
DHg〡Hg2Cl2(1 mol/L)〡KCl(1 mol/L)
饱和甘汞电极表示式正确的是( )
AHg〡HgCl2(s)〡KCl(饱和)
BHg〡Hg2Cl2(s)〡KCl(饱和)
CHg〡Hg2Cl2(s)〡KCl(1 mol/L)
DHg〡Hg2Cl2(1 mol/L)〡KCl(1 mol/L)
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