Question

what volume of O2 at STP required for the combination of 10 litres of methane​

Answer 1

Answer:

CH4+ 2(O2) --------------> CO2+2(H2O) it's balance equation after combination of O2 and CH4 then i here 1 mole methane combine with 2 mole of oxygen so mole is directly propotional to the volume so 20 liter ans