(a) No gas bubbles were produced in the above experiment. Explain the observation
(b) Cl2O(g) + H2O(l)---------->2HOCl(aq) C.A.O
maurice.mutuku answered the question on October 24, 2019 at 09:40
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In an attempt to prepare Sulphur (IV) Oxide gas, dilute Sulphuric acid was reacted with barium carbonate. The yield of Sulphur dioxide was found to be negligible.
Explain
Date posted: October 24, 2019. Answers (1)
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Date posted: October 24, 2019. Answers (1)
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(a) Name solid V
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Date posted: October 24, 2019. Answers (1)
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(i) Name the catalyst in this reaction
(ii) State and explain the effect of the following changes on the yield of sulphur (VI) oxide
I. Increasing the pressure
II. Using a catalyst
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Date posted: October 24, 2019. Answers (1)
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(a) (i) Complete the diagram to show how the gas was collected
(ii) Identify the following:-
I. Solid H
II. Solid I
(iii) Write an equation for the reaction that occurred in the flask between solid H and dilute Hydrochloric acid
(b) When hydrogen sulphide gas was passed through a solution of Iron (III) chloride, the following
observations were made:-
(i) the colour of the solution changed from reddish-brown to green and
(ii) a yellow solid was deposited
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Date posted: October 24, 2019. Answers (1)
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(ii) (I) Explain why a piece of burning magnesium continues to burn in a gas jar of Sulphur (IV) Oxide
(II) Explain how one of the products formed in (I) above can be obtained from the mixture
Date posted: October 24, 2019. Answers (1)
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(i) Write an equation for the reaction.
(ii) Calculate the number of moles...(Solved)
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(i) Write an equation for the reaction.
(ii) Calculate the number of moles of sulphur (IV) oxide and oxygen used at R.T.P.
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Date posted: October 24, 2019. Answers (1)
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Date posted: October 24, 2019. Answers (1)
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Date posted: October 24, 2019. Answers (1)
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Date posted: October 24, 2019. Answers (1)
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Date posted: October 24, 2019. Answers (1)
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(a) Identify the mistake in the set-up
(b) Write an equation for the reaction in the set-up
(c) State how the polluting effects of the gas on the environment can be controlled
Date posted: October 24, 2019. Answers (1)
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(ii) Explain your answer in (i) above.
Date posted: October 24, 2019. Answers (1)
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(a) Calculate the molarity of this acid
(b) Determine the volume of commercial acid in (a) above that can...(Solved)
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(a) Calculate the molarity of this acid
(b) Determine the volume of commercial acid in (a) above that can be used to prepare
500cm3 of 0.2M H2SO4 solution
Date posted: October 24, 2019. Answers (1)
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(b) Identify:-
(i) Gas A
(ii) Liquid B
Date posted: October 24, 2019. Answers (1)
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