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  1. Class 9
  2. Chapter 3 Class 9 - Atoms And Molecules (Term 2)

Transcript

Example 3.2 Calculate the formula unit mass of CaCl2. Atomic mass of Calcium (Ca) = 1 u Atomic mass of Chlorine (Cl) = 14 u Atomic mass of Oxygen = 16 u Relative molecular mass of CaCl2 = Atomic Mass of Calcium + 2 × Atomic Mass of Chlorine = 40 + 2 × 35.5 = 40 + 71 = 111 u

Class 9
Chapter 3 Class 9 - Atoms And Molecules (Term 2)

About the Author

CA Maninder Singh's photo - Founder at Teachoo
CA Maninder Singh
CA Maninder Singh is a Chartered Accountant for the past 11 years and a teacher from the past 11 years. He teaches Science, Accounts and English at Teachoo