Paper 1 H - SAMPLE SET 1 Q20 Answers
20) A student is separating a mixture of three substances, A, B and C.
Look at the table. It gives information about these substances.
Look at the table. It gives information about these substances.
A and B mix together completely.
(a)* Suggest how the student can separate the mixture to get pure samples of substances A, B and C.
Explain in detail how each method works. [6]
(b) The student has separated a pure sample of substance B from the mixture.
Suggest how the student can check that the sample of substance B is pure. [2]
(Total for Question 20 = 8 marks)
(a)* Suggest how the student can separate the mixture to get pure samples of substances A, B and C.
Explain in detail how each method works. [6]
(b) The student has separated a pure sample of substance B from the mixture.
Suggest how the student can check that the sample of substance B is pure. [2]
(Total for Question 20 = 8 marks)
Answers
