Important chemical compounds: Properties, uses, method of production/manufacture (water, washing soda, baking soda, bleaching powder, plaster of Paris)

State the final product of the following reaction :
Na_2CO_3 + CO_2 + H_2O → ?

What is the chemical formula of bleaching powder?

What is the chemical formula of plaster of Paris?

Which is the formula of 'Dead Burnt Plaster' ?

When carbon dioxide gas is bubbled through a brine solution, saturated with ammonia, which compound is formed ?

What is the structure of a water molecule?

The molecular formula of Plaster of Paris is :

On passing CO2 through an aqueous solution of Na2CO3 , the compound formed is :

What is the chemical formula of Bleaching powder?