50 ml of CO is mixed with 20 ml of oxygen and sparked. After reaction, the mixture is treated with an aqueous KOH solution . Choose the correct option:

50mL of CO is mixed with 20mL of oxygen and sparked. After the reaction, the mixture is treated with an aqueous KOH solution. Choose the correct option :

50mL of CO is mixed with 20mL of oxygen and sparked. After the reaction, the mixture is treated with an aqueous KOH solution. Choose the correct option :

50mL of CO is mixed with 20mL of oxygen and sparked. After the reaction, the mixture is treated with an aqueous KOH solution. Choose the correct option :

100 mL of mixture of CO & CO_(2) is mixed with 30 mL of oxygen and sparked in eudiometer. Volume of residual gas after treatment with aqueous KOH was 10 mL which remains unchanged when treated with alkaline pyrogallate. Which of the following are correct-

50 ml of solution of pH = 1 is mixed with 50 ml of solution of pH = 2. The pH of the mixture is nearly :

20ml CO was mixed with 50 ml of oxygen and the mixture was exploded. On cooling, the resulting mixture was shaken with KOH. Find the final gaseous volume

20ml CO was mixed with 50 ml of oxygen and the mixture was exploded. On cooling, the resulting mixture was shaken with KOH. Find the final gaseous volume

30 mL of a mixture of CO and CO_(2) , mixed with 10 mL of oxygen, was exploded by electric spark. The gas mixture produced was mixed with KOH solution and thoroughly shaken. 5 mL of oxygen was left behind. What was the composition of the original mixture [volume was measured at STP].