1.

The correct increasing order of pH of isomolar solutions of K2O (pH1), K2S(pH2), K2Se(pHt3),and K2Te(pH4): is

A. pH1 > pH2 > pH3 > PH4
B. pH1 = pH2 > pH3 > PH4
C. pH3 < pH1 < pH2 < PH4
D. pH4 < pH3 < pH2 < pH1
Answer» E.


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