152k views
1 vote
The number of moles of H2O which contains 4g of oxygen?

User Rushikesh
by
5.6k points

2 Answers

4 votes

Step-by-step explanation:

A mole of water molecules contains 2 moles of hydrogen atoms and 1 mole of oxygen atoms.

User Amit Kaneria
by
5.3k points
6 votes

Answer:

16G = 1 mole ; then 4G = how many moles? 4/16 = 0.25 mole; That means 4 grams of oxygen is 0.25 moles.

User DaGLiMiOuX
by
5.0k points