Which is the number placed in front of an element's symbol in a chemical formula?

Question

Chemistry

Mateo Roy

12 December, 01:30

Which is the number placed in front of an element's symbol in a chemical formula?

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Answers (2)

Know the Answer?

Mylee Ferguson · Answer 1

This number is called a coefficient. It does two useful things:

1. It tells the number of molecules involved in a reaction

2. It gives the number of moles of each substance involved in the reaction

Shania Cortez · Answer 2

The number of molecules involved in the reaction.