Given the table below, what is the chemical formula for a compound between na and the sulfate ion so4 -2? nitrate ion no3 -1 phosphate po4 -3 sulfate so4 -2 acetate c2h3o2 -1 ammonium nh4 +1 chromate cro4 -2 carbonate co3 -2 dichromate cr2o7 -2 permanganate mno4 -1 sulfite so3 -2 a)naso4 b)na2so4 c)na(so4)2 d) na2(so4)2
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