Question

Chemical formula of different compounds ? class 9 plz plz

Answer 1

here's your answer ⭐

Compound name Molecular weight Molecular formula

1 Acetic acid 60.052 g/mol. CH3COOH

2 Hydrochloric acid 36.458 g/mol HCl

3 Sulfuric acid ‎98.072 g/mol H2SO4

4 Acetate 59.044 g/mol CH3COO–

5 Ammonia. 17.031 g/mol NH3

6 Nitric acid 63.012 g/mol. HNO3

7 Phosphoric acid. 97.994 g/mol H3PO4

8 Sodium phosphate 119.976 g/mol Na3PO4

9 Calcium carbonate 100.086 g/mol CaCO3

10 Ammonium sulfate 132.134 g/mol (NH4)2SO4

11 Carbonic acid. 62.024 g/mol. H2CO3

12 Sodium bicarbonate. 84.0066 g/mol NaHCO3

13 Sodium hydroxide 39.997 g/mol NaOH

14 Calcium hydroxide 74.092 g/mol Ca(OH)2

15 Ethanol 46.069 g/mol C2H5OH

16 Hydrobromic acid. 80.912 g/mol. HBr

17 Sulfuric acid 98.072 g/mol. H2SO4

18 Nitrous acid ‎47.013 g/mol HNO2

hope it helps you

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Answer 2

Answer:

Compound name Molecular weight

11 Carbonic acid 62.024 g/mol

12 Sodium bicarbonate 84.0066 g/mol

13 Sodium hydroxide 39.997 g/mol

14 Calcium hydroxide 74.092 g/mol