number of moles in 0,44g of carbon dioxide

percentage of nitrogen in NO

percentage of sodium NaOH

Ratio of;  Mass of an element : Molar mass of a compound

Number of moles in 4,6g LiO 

You may require a periodic table:

Percentage of calcium sulphate in CaSO₄.4H₂O.

Ratio of ;  mass of an element/compound : molar mass  of element /compound

Solvent

Precipitate

Solute

Name of the insoluble product formed when silver nitrate reacts with sodium iodide. 

Colour of the solution produced when barium carbonate reacts with HCl.

Precipitate colour formed when KI reacts with AgNO₃.

Re-agent for testing a halide ion.

Gas produced when barium carbonate reacts with HCl.

Re-agent for testing a sulphate ion.

Name of the white precipitate formed when barium chloride reacts with sodium carbonate. 

Precipitate colour formed when Na₂SO₄ reacts with BaCl₂.