Question

How many molecules of hydrogen (H2) and Oxygen (O2) are needed to make

eight water molecules with no leftovers?

Answer 1

Answer: 8 oxygen, 16 hydrogen

Step-by-step explanation:

One oxygen mixed with two hydrogen makes water, which gives us the simple relation of 1:2 multiply by the variable at hand, in this case 8, which gives us 8 oxygen, 16 hydrogen