Please help with chemistry?
In 0.20 mole of phosphoric acid, H3PO4
a. how many H atoms are there?
b. what is the total number of atoms?
c. how many moles of O atoms are there?
- 1 decade agoFavorite Answer
.20 mole of anything has .2 x 6.022x10^23 molecules in it
a. 3 x .2 x 6.022x10^23 , since there are 3 H's in H3PO4
b. H3PO4 has 8 atoms. so 8 x .2 x 6.022x10^23
c. .20 moles x 4 O atoms = .8 moles of O atoms