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OpenStudy (adamconner):
which one of the following compounds would give a .10 M solution with a pH less than 7? a) Na2S b)K_2CO_3 C) KCN D) NH_4Cl E) Na_3PO_4
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OpenStudy (adamconner):
I think its D but not exactly sure
OpenStudy (aaronq):
the question, in other words, is asking "which of these is an acid"? \(NH^+_4\) is the only acid here
OpenStudy (aaronq):
so yea, you're right.
OpenStudy (adamconner):
ok great! thanks!
OpenStudy (aaronq):
no problem !
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