Practical techniques

Practical techniques

8th - 9th Grade

14 Qs

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Practical techniques

Practical techniques

Assessment

Quiz

Chemistry, Science

8th - 9th Grade

Easy

Created by

Ngân Nguyễn

Used 1+ times

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14 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

A student was provided with only a thermometer, a stopwatch and a beaker. What could the student measure?

30oC

20 seconds

20.5 ml

24g

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Media Image

W

X

Y

Z

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following is true about chromatography?

baseline is drawn by ink

chromatography is used to separate a mixture of a liquid and a solid

retention time = distance moved by solvent : distance moved by compound

baseline is drawn by a pencil

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the best way to separate a mixture of water and sand?

evaporation

filtration

distillation

condensation

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is necessary to separate a substance from a solution by crystallization?

the solution is colorful

the solution is staturated

the solution is extremely dilute

the temperature is 0oC

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method is used to separte a mixture of water and ethanol?

crystallisation

simple distillation

fractional distillation

filtration

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Which apparatuses are usually used to measure a liquid volume?

Media Image
Media Image
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