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18. Write the formulae of the following compounds: (a) Ammonium carbonate (b) Barium sulphate (c) Calcium 1 WT 11 |
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Answer» l Formula Polyatomic AnionNH2– Amide PhosphateCN– Cyanide.question 1: In ONE molecule of the COMPOUND, determine how MANY atoms of EVERY element are present for each one of these chemical formulas. answer° HCN – hydrogen cyanide –It’s a TOXIC gas |
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