Week 2

Question 1

What is the universe made of?

Answer 1

Atoms

Through a number of experiments the idea came that material can be transformed

Particularly COMBUSTION was shown to produce gases

Question 2

What is the law of mass conservation?

Answer 2

When the mass of gases could be determined the LAW OF MASS CONSERVATION was defined

Reactant            
Mercuric oxide(100g)  

Products
mercury (92.61)