Find the ratio by mass of the combining elements in the following compounds. (You may use Appendix-III) Ca(OH)2

Find the ratio by mass of the combining elements in the following compounds. (You may use Appendix-III)

Ca(OH)₂

Short/Brief Note

Ca(OH)₂

Ca(1) : O(2) : H(2)

40 : 32 : 2

= 20 : 16 : 1

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Formula Unit Mass

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Chapter 3: Atoms and Molecules [Page 22]

Chapter 3 Atoms and Molecules
Q 25. (f) | Page 22

Find the ratio by mass of the combining elements in the following compounds. (You may use Appendix-III)

CaCO₃

Find the ratio by mass of the combining elements in the following compounds. (You may use Appendix-III)

MgCl₂

Find the ratio by mass of the combining elements in the following compounds. (You may use Appendix-III)

H₂SO₄

Find the ratio by mass of the combining elements in the following compounds. (You may use Appendix-III)

C₂H₅OH

Find the ratio by mass of the combining elements in the following compounds. (You may use Appendix-III)

NH₃

Formula of sodium carbonate is ———— and that of ammonium sulphate is ————.