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Science Clinic => Chemistry => Topic started by: tiffannnnyyyyyy on Nov 18, 2019

Title: What reagent could be used to separate Br- from CH3CO2- when added to an aqueous solution containing both?
Post by: tiffannnnyyyyyy on Nov 18, 2019

Question 1

The mixing of which pair of reactants will result in a precipitation reaction?
◦ NH4Br(aq) + NH4I(aq)
◦ K2SO4(aq) + Cu(NO3)2(aq)
◦ NaClO4(aq) + (NH4)2S(aq)
◦ Ba(NO3)2(aq) + Na2CO3(aq)

Question 2

What reagent could be used to separate Br- from CH3CO2- when added to an aqueous solution containing both?
◦ CuSO4(aq)
◦ Ba(OH)2(aq)
◦ AgNO3(aq)
◦ NaI(aq)

Title: What reagent could be used to separate Br- from CH3CO2- when added to an aqueous solution containing both?
Post by: lorealeza on Nov 18, 2019

Answer 1

Ba(NO3)2(aq) + Na2CO3(aq)

Answer 2

AgNO3(aq)