Answer to Question #222762 in General Chemistry for Johnny

Question #222762

Calculate the number of moles of aluminium ion and tetraoxosulphate (vi)ion in 50cm^3 of 1molar aqueous solution of ammoniumtetraoxosulphate (vi)


1
Expert's answer
2021-08-04T07:13:16-0400

"(NH_4)_2SO_4 = 2NH_4^+ + SO_4^{2-}"

"n((NH_4)_2SO_4) = 0.05L*1M = 0.05 mol"

"n(NH_4^+) = 0.05mol*2 = 0.1mol"

"n(SO_4^{2-})=0.05mol"


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