Question

* Write the names of the following compounds and deduce their molecular masses.
1) Na2SO4
2) K2CO3
3) CO2
4) MgCl2
5) NaOH
6) AlPO4
7) NaHCO3



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Answer 1

Answer:

1 sodium sulphate (142)

2.pottasium carbonate (138)

3. carbon dioxide (44)

4.magneshium chloride (59.5)

5.sodium hydroxide (40)

6.aluminium phosphate(120

7 sodium bicarbonate (82)

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Answer 2

Explanation:

1. Sodium sulfate

2.Potassium carbonate

3.carbon dioxide

4. Magnesium dichloride

5.sodium hydroxide

6.Aluminum phosphate

7. sodium hydrogen carbonate