QUESTION 4 a) Nucleation is one of the mechanisms of precipitate formation. i) Point out two mechanisms of nucleation in

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QUESTION 4 a) Nucleation is one of the mechanisms of precipitate formation. i) Point out two mechanisms of nucleation in

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Question 4 A Nucleation Is One Of The Mechanisms Of Precipitate Formation I Point Out Two Mechanisms Of Nucleation In 1
Question 4 A Nucleation Is One Of The Mechanisms Of Precipitate Formation I Point Out Two Mechanisms Of Nucleation In 1 (36.37 KiB) Viewed 41 times
QUESTION 4 a) Nucleation is one of the mechanisms of precipitate formation. i) Point out two mechanisms of nucleation in the formation of a precipitate. (2 marks) ii) With the aid of a diagram, illustrate on how these two mechanisms occur. (4 marks) b) In an experiment, a student had recovered Fe2​O3​ precipitate. During filtration, the student washed the precipitate for a long period of time, with 30 mL ethanol once. Give your comment on this procedure and suggest a method to improve the washing effectiveness using the same amount of solvent. (4 marks) c) List four ideal characteristics of a precipitating agent. (4 marks)
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