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icang [17]
3 years ago
15

Answer number six please

Chemistry
2 answers:
soldier1979 [14.2K]3 years ago
7 0

the second one

forth one

and sixth one


victus00 [196]3 years ago
4 0
Ca^2+ (2nd one), Na+ (4th one), Cl- (5th one), S^2- (6th one)
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