56 75 V 500 ml H O at S T P solution is kept in an open container due to which some H O2 is decomposed and evolves 8 gm O2 If 20

Question

56 75 V 500 ml H O at S T P solution is kept in an open container due to which some H O2 is decomposed and evolves 8 gm O2 If 20 volume of total solution is lost due to decomposition of H O vapourisation of H O Find final volume strength of H O aq Fill your answer as sum of digits excluding decimal places till you get the single digit answer

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