The formula for ammonium sulfate is:
Ammonium Sulphate is the mixture between ammonia and sulphur and is an inorganic salt which is gotten when sulphuric acid mixes with ammonia. It is used widely because it is highly soluble.
As a result of this, the formula for ammonium sulphate is (NH4)2SO4 and is also used commercially such as fertilizer in the soil.
Therefore, the correct answer is option C
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