Question

i)what is meant by term chemical formula? ii) write down yhe name of compounds represented by the by the following formulae: iii)CaCl2 ,K2So4 , KNO3 ,CaCO3​

Answer 1

Answer:

HELOO

Explanation:

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Answer 2

Answer:

i) A chemical formula is a notation used by scientists to show the number and type of atoms present in a molecule, using the atomic symbols and numerical subscripts. ... A chemical formula describes a substance, down to the exact atoms which make it up.

ii) CaCl₂ - Calcium chloride

K₂SO₄ - Potassium sulfate

KNO₃ - Potassium nitrate

CaCO₃ - Calcium carbonate

Hope this helps you.