Simple Classification Of Substances Questions and Answers

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1 answer

Describe an experimental procedure that can be used to extract oil from nut seeds

asked Oct 9, 2021 in Chemistry Form 1 by PilotNC

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1 answer

The diagram below shows the physical state of matter. Study it and answer the questions that follow.

asked Aug 30, 2021 in Chemistry Form 1 by anony mous

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1 answer

What is an impurity?

asked Aug 30, 2021 in Chemistry Form 1 by anony mous

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1 answer

Describe an experimental procedure that can be used to extract oil from nut seeds

asked Aug 30, 2021 in Chemistry Form 1 by anony mous

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2 answers

The graph below shows the shape of the curve obtained by a student when solid X was heated to boiling determine the melting point of solid X

asked Aug 26, 2021 in Chemistry Form 1 by anonymous

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Explain the differences between solid, liquid , and gaseous state using theoretical model of matter in terms of kinetic theory

asked Aug 26, 2021 in Chemistry Form 1 by anonymous

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1 answer

Fill the following table

asked Aug 26, 2021 in Chemistry Form 1 by anonymous

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1 answer

Define the following terms: Compound

asked Aug 26, 2021 in Chemistry Form 1 by anonymous

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Define the following terms: Molecule

asked Aug 26, 2021 in Chemistry Form 1 by anonymous

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The set up below represent the apparatus that may be used to separate ethanol from water.

asked Aug 26, 2021 in Chemistry Form 1 by anonymous

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The diagram below represents the apparatus that may be used to separate a mixture of two miscible liquids C and D whose boiling points are 80ºC and 110ºC

asked Aug 26, 2021 in Chemistry Form 1 by anonymous

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1 answer

Differentiate the following terms: Conductors and non –conductors.

asked Aug 26, 2021 in Chemistry Form 1 by anonymous

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2 answers

Differentiate the following terms: Drug abuse and prescription.

asked Aug 26, 2021 in Chemistry Form 1 by anonymous

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1 answer

State four differences between temporary physical change and temporally chemical change

asked Aug 26, 2021 in Chemistry Form 1 by anonymous

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State the effect of an impurity on the melting and boiling point of a pure substance.

asked Aug 26, 2021 in Chemistry Form 1 by anonymous

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1 answer

The diagram below shows the relationship between the physical state of matter .study it and answer the questions that follows.

asked Aug 26, 2021 in Chemistry Form 1 by anonymous

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1 answer

Classify the changes below as physical or chemical changes.

asked Aug 18, 2021 in Chemistry Form 1 by anony mous

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1 answer

Dyes W,X, Y and Z were analysed using P as the purest sample of the dye required by a chemist .the result obtained were as shown on the chromatogram below.

asked Aug 18, 2021 in Chemistry Form 1 by anony mous

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1 answer

The diagram below represents paper chromatogram of four types of sugar.

asked Aug 17, 2021 in Chemistry Form 1 by anonymous

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2 answers

Name two method of separating miscible liquids.

asked Aug 11, 2021 in Chemistry Form 1 by anonymous

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