What volume of oxygen will be left unreacted when a mixture of 100cm³ of hydrogen and 200cm³ of oxygen are exploded in a eudiometer? by Sunday | Aug 25 | Chemistry WAEC | 0 comments A. 300cm³ B. 200cm³ C. 150cm³ D. 100cm³ E. 50cm³ Correct Answer: Option C – 150cm³ Users Also Read These:2H2 + O2 → 2H2O: From this equation; calculate the…What volume of hydrogen will be produced if 100cm³…The volume occupied by 0.4 g of hydrogen gas at…What volume of hydrogen would be left over when…200cm³ of 0.50mol/dm³ solution of calcium hydrogen…