The orange colour intensifies. This is because the hydrogen ions from the acid react with the hydroxide ions form the mixture to form water. Therefore the backward reaction takes place.
maurice.mutuku answered the question on August 16, 2019 at 15:17
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Date posted: August 16, 2019. Answers (1)
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Date posted: August 16, 2019. Answers (1)
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Date posted: August 16, 2019. Answers (1)
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(a) State and explain the observations made in the conical.
(b) Write an equation for the reaction that takes place in the conical flask.
Date posted: August 16, 2019. Answers (1)
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Date posted: August 16, 2019. Answers (1)
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Date posted: August 16, 2019. Answers (1)
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Date posted: August 16, 2019. Answers (1)
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Date posted: August 16, 2019. Answers (1)
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Date posted: August 16, 2019. Answers (1)
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Date posted: August 16, 2019. Answers (1)
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Date posted: August 16, 2019. Answers (1)
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Date posted: August 16, 2019. Answers (1)
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Date posted: August 16, 2019. Answers (1)
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Date posted: August 16, 2019. Answers (1)
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Date posted: August 16, 2019. Answers (1)
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The diagram below represents a mercury cell chlor-alkali process that can be used in the industrial manufacture of sodium hydroxide. Study it and answer the questions that follow.
(a) (i) Name the raw materials introduced at 1 and 2.
(ii) Identify a substance that can be used as anode.
(iii) Write equations for the reactions taking place at:
Cathode
Decomposer
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Date posted: August 16, 2019. Answers (1)
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Date posted: August 16, 2019. Answers (1)
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To which homologous series does each compound belong?
U
V
W
Date posted: August 16, 2019. Answers (1)
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The scheme below shows several reactions starting with propanol. Study the scheme and answer the questions which follow.
(a) (i) Name gas L.
(ii) Name and draw the structural formula of compound K.
(iii) What conditions and reagents are necessary to convert M and N?
Reagents
Conditions
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Date posted: August 16, 2019. Answers (1)