RoseMarie Gallagher and Paul Ingram Solutions for Chapter: Separating Substances, Exercise 4: Q

Author:RoseMarie Gallagher & Paul Ingram

RoseMarie Gallagher Chemistry Solutions for Exercise - RoseMarie Gallagher and Paul Ingram Solutions for Chapter: Separating Substances, Exercise 4: Q

Attempt the practice questions on Chapter 2: Separating Substances, Exercise 4: Q with hints and solutions to strengthen your understanding. Complete Chemistry for Cambridge IGCSE® Second Edition solutions are prepared by Experienced Embibe Experts.

Questions from RoseMarie Gallagher and Paul Ingram Solutions for Chapter: Separating Substances, Exercise 4: Q with Hints & Solutions

HARD
Upper Secondary: IGCSE
IMPORTANT

How would you obtain pure water from seawater? Draw the apparatus, and explain how the method works.

HARD
Upper Secondary: IGCSE
IMPORTANT

Why are condenser called that? What is the cold water for?

HARD
Upper Secondary: IGCSE
IMPORTANT

You would not use exactly the same apparatus you used to separate pure water from seawater to separate ethanol and water. Why not?

HARD
Upper Secondary: IGCSE
IMPORTANT

Explain how fractional distillation works.

HARD
Upper Secondary: IGCSE
IMPORTANT

In the given chromatogram, how can you tell that 'X' does not contain the substance 'C'?

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MEDIUM
Upper Secondary: IGCSE
IMPORTANT

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Look at the chromatogram above. Can you think of a way to separate the coloured substances from the paper?