Question

what is formula of subdtance tell you??? i have to give points to anyone so l ask to give point who will tell me
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Answer 1

A compound is a substance made up of a definite proportion of two or more elements.A chemical formula tells us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound as well as how many there are for each element in the form of subscripts.

Answer 2

Answer:

I don't understand what u hv written after formula of