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OpenStudy (anonymous):
help... If D+2 would react with E-1, what do you predict to be the formula? DE D2E DE2 D2E2
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OpenStudy (jfraser):
a proper ionic compound should have a total (net) charge of zero. There have to be enough of the positive D+2 pieces and enough of the negative -1 pieces to create a neutral compound.
OpenStudy (anonymous):
which formula is at?????
OpenStudy (jfraser):
that's what i'm trying to get you to see. the proper formula has the right number of each kind of piece to get a neutral combination
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