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#10 Write formulas for compounds formed from these pairs of ions: a. Ba 2+ and S -2

#10 Write formulas for compounds formed from these pairs of ions: a. Ba 2+ and S -2. First, crisscross the charges to balance the negatives vs positives. Ba +2 S - 2. 2. 2. Then, lower the numbers if possible to achieve the lowest whole number ratio. BaS. b. Li + and O -2.

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