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25cm³ oof hydrogen was sparked with 12cm³ of oxygen at 110°c and 760mmHg to produce...

25cm³ oof hydrogen was sparked with 12cm³ of oxygen at 110°c and 760mmHg to produce steam.What percentage of the total volume gases left after the reaction is hydrogen? And what topic is it under?
In Chemistry
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Asked by Djedje Fortune on 11th January, 2021
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