How many moles of oxygen are there in 554 grams of Aluminum Carbonate?

Part of molten rock at mid-ocean ridges

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car

The compound formed from 2 atoms of hydrogen and one atom of oxygen is