CBSE Class 9 Answered
What is meant by the term chemical formula? Write the chemical formula of Calcium Oxide. Calculate its formula unit mass. (Atomic mass of Ca = 40 u, O = 16 u)
Asked by Topperlearning User | 09 May, 2014, 03:19: PM
Expert Answer
A chemical formula of a compound shows its constituent elements and the number of atoms of each combining element.
Chemical formula: CaO
Formula unit mass = Atomic mass of Ca + Atomic mass of O
= 40 + 16
= 56 u
Answered by | 09 May, 2014, 05:19: PM
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