Amount of substance

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Question 9
Easy

Aluminium sulfate is widely used in water treatment as a coagulant to clarify drinking water by precipitating suspended impurities. What is the correct chemical formula of aluminium sulfate?

Al3(SO4)2\text{Al}_3(\text{SO}_4)_2Al3​(SO4​)2​

Al2SO4\text{Al}_2\text{SO}_4Al2​SO4​

Al(SO4)3\text{Al}(\text{SO}_4)_3Al(SO4​)3​

Al2(SO4)3\text{Al}_2(\text{SO}_4)_3Al2​(SO4​)3​

Amount of substance Questions

  1. A Level
  2. /Chemistry
  3. /Amount of substance