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

Question

Ramirez

Chemistry

30 November, 01:54

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

+2

Answers (2)

Know the Answer?

Aleah Ellison · 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

Jovany Figueroa · Answer 2

The number of molecules involved in the reaction.