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Chemistry Past Questions and Answers

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Chemistry Questions

Question 1601:

In the diagram above, the purpose of the asbestos to

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A Absorb impurities
B Catalyze the reaction
C Solidify the gas
D Dry the gas

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Question 1602:

What is the concentration of a solution containing 2g of NaOH in 100cm³ of solution?
[Na = 23, O = 16, H = 1]

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A 0.40 mol dm^-3
B 0.50 mol dm^-3
C 0.05 mol dm^-3
D 0.30 mol dm^-3

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Question 1603:

What is the concentration of a solution containing 2g of NaOH in 100cm³ of solution?
[Na = 23, O = 16, H = 1]

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A 0.40 mol dm^-3
B 0.50 mol dm^-3
C 0.05 mol dm^-3
D 0.30 mol dm^-3

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Question 1604:

Which of the following properties is NOT peculiar to matter?

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A Kinetic energy of particles increase from solid to gas
B Random motion of particles increases from liquid to gas
C Orderliness of particles increases from gas to liquid
D Random motion of particles increases from gas to solid

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Question 1605:

From the diagram above, an ideal can be represented by

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A M
B N
C K
D L

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