How much does 1.00 mole of #SiO_2# substances weigh in grams?

1 Answer
Mar 17, 2018

Answer:

Well what is the mass of a mole of oxygen atoms? It is #16*g#...

Explanation:

And what is the mass of a mole of silicon atoms? It is #28.1*g#..

And thus #SiO_2# has a molar mass of #(28.1+2xx16.0)*g*mol^-1#. From where did I get these molar masses?