in a way that results in a slurry high in phosphorus and calcium and pure ammonium sulfate solution that can be used as fertilizer. Energy and natural resources can be conserved by using the ...

There are three core practical activities in the Chemical changes section: investigate the change in pH when adding powdered calcium hydroxide ... The fertiliser ammonium sulfate was made by ...

ammonium nitrate and ammonium sulfate – can be identified by heating a solution of the ions with sodium hydroxide. This reaction produces ammonia gas, as shown in the ionic equation below: ...