magnesium and calcium.
water
A molecule of water, which has the formula H2O, is made up of the elements hydrogen and oxygen.
water and food coloring
hydrogen and oxygen
to make playdough hard u have to let it sit oout for a while
i think its water and soap
t
The two elements that make up most of the oceans are hydrogen and oxygen, forming water molecules.
two elements hydrogen and oxygen is used to make water i.e H2O . there are two molecules of hydrogen and one molecule of oxygen
t
Hydrogen and oxygen............. H2O
water, earth, wind, and fire