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diagram demonstrating collection of a sample of dry hydrogen gas
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Aug 29, 2021
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Chemistry Form 1
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eliveranyangogmailcom
water and hydrogen
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In an experiment dry hydrogen gas is passed over hot copper (ii) oxide in a combustion tube as shown in the diagram below.(b) describe how copper could be obtained from the mixture containing copper (ii) oxide
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Dec 19, 2021
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AgnesMusungu
water and hydrogen
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The set up below was used to prepare dry hydrogen gas. Study it and answer the questions that follow.
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Jul 5, 2021
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Chemistry Form 1
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anonymous
water and hydrogen
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The diagram below shows set-up for preparing hydrogen gas by a Form 3 Student.
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Aug 4, 2021
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Chemistry Form 1
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anony mous
water and hydrogen
hydrogen preparation
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this pain is passed over heated magnesium ribbon and hydrogen gas was collected as shown in the diagram below. (i) name the gas p (ii) write an equation of the reaction that takes place in the commbustion tube. (iii) state three precautions necessary at the end of the experiment.
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Dec 19, 2021
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Chemistry Form 1
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AgnesMusungu
water and hydrogen
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why pH solutions in a beaker goes down and solution becomes more acidic after one day in preparation of hydrogen gas
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Nov 18, 2021
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