Questions and Answers
What is the purpose of using anhydrous potassium sulphate in the Kjeldahl's method?
to raise the boiling point
What is the role of copper sulphate in the Kjeldahl's method?
catalyst
What is the indicator used to detect the presence of ammonia gas in the Kjeldahl's method?
methyl red
What is back titrated with N/10 NaOH in the Kjeldahl's method?
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What reaction takes place between (NH4)2SO4 and NaOH in the Kjeldahl's method?
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