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(a)(i)Ammonium nitrate
(ii)Stop heating while some ammonium nitrate remains in the flask to avoid explosion
(b)The heat produced by burning magnesium decomposes nitrogen (i) oxide to nitrogen and oxygen.
The oxygen supports the combustion of magnesium
isaacmuthini answered the question on November 27, 2017 at 09:43
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Study the set up of apparatus below and answer the questions that follow.
(a)Write the equations for the reaction that occurs in tube V
(b)State one industrial use of gas W
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Date posted: November 27, 2017. Answers (1)
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Date posted: November 27, 2017. Answers (1)
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Date posted: November 27, 2017. Answers (1)
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(a)Name;
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(ii)Solid Y
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The diagram below was used to electrolyse aqueous magnesium sulphate solution using using graphite electrode
Name(i)Gas A-
(ii)Gas B-
(iii)Electrode C
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Date posted: November 24, 2017. Answers (1)
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I............................
II...........................
III..........................
IV...........................
Date posted: November 24, 2017. Answers (1)
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Study the reaction scheme below and answer the question that follow
Name(i)Salt A
(ii)Process B
(iii)Solid C
(iv)Brown gas D
(v)Gas E
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(VII)Precipitate G
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Date posted: November 24, 2017. Answers (1)
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Date posted: November 24, 2017. Answers (1)
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(a)Name
(i)Substance X
(ii)Substance Y
(b)Name
(i)Gas J
(ii)Gas K
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(i)Gas J
(ii)Gas K
Date posted: November 23, 2017. Answers (1)
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(II)Give reason for your answer in (I) above
Date posted: November 23, 2017. Answers (1)
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Date posted: November 23, 2017. Answers (1)
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Name;
(i)solid P
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Date posted: November 23, 2017. Answers (1)
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Date posted: November 23, 2017. Answers (1)
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The diagram below shows a set-up which was used by a student to investigate the effect of electricity on molten lead (ii)bromide before and after heating the lead (II)bromide
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Explain
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(i)At the anode
(ii)At the cathode
(c)State and explain one important precaution that this student should have taken while performing this
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Date posted: November 23, 2017. Answers (1)
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(Solved)
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(a)Identify the following;
solid T
Gas L
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