Edexcel Gcse Chemistry/additional Science - Unit C2: Discovering Chemistry Page 18
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3018
(b) Calculate the relative formula mass of water, H
O.
2
(2 marks)
(Relative atomic masses: H = 1·0, O = 16)
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answer = __________________________
(c) Hydrogen burns in oxygen to form water.
(i)
Write the balanced equation for this reaction.
(3 marks)
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