Trusted by millions of Kenyans
LoginRegister
Study resources on Kenyaplex

Get ready-made curriculum aligned revision materials

Exam papers, notes, holiday assignments and topical questions – all aligned to the Kenyan curriculum.

Browse exam papers
Or go directly to:
Class notes Holiday assignments Topical questions Other resources

The set up below was used to separate a mixture of methanol and propanol. Study it and answer the questions that follow.

The set up below was used to separate a mixture of methanol and propanol. Study it and answer the questions that follow.
Methanol46201711090005.jpg
a) State the function of X.
b) Which liquid will collect first in the beaker? Given a reason.

Answers

John
a) X helps to condense the vapour of liquid with the high boiling point while allowing the vapour of
liquid with low boiling point to ascend.

b) i) Methanol

ii) It has low boiling point compared to propanol since its van der waal’s forces are weaker than those of
propanol.
johnmulu answered the question on April 6, 2017 at 08:15

Answer Attachments

Next: The chromatogram below was obtained from a contaminated food sample P. Contaminants Q,R,S and T are suspected to be in P. Use it to answer the following questions.

Previous: a) Explain what happens to the molecules of water in the region BC in terms of Kinetic theory. b) In what state is the water in the region DE?

View more Chemistry Questions and Answers  |  Return to Questions Index

Exams With Marking Schemes

Related Questions