Find out the ratio of the moles of hydrogen and carbon dioxide obtained after 6 successive effusion step initially present in 1:1 molar ratio

Answer Key: 22^6

5.7 g of bleaching powder was suspended in 500 mL of water. 25 mL of this suspension on treatment with KI and HCl liberated iodine which reacted with 24.35 mL of 10N​ Na2​S2​O3​. Calculate the percentage of available chlorine in bleaching powder.

Answer Key: 30.33 %

A metal carbonate on heating is converted to metal oxide and is reduced to 60% of its original weight. The equivalent weight of the metal is

Answer Key: 25

A plant virus is found to consist of uniform cylindrical particle of 150 Angstrom in diameter and 5000 Angstrom long. The specific volume of the virus is 0.75 mL g−1. if the virus is considered to be a single particle, find its molar mass.

Answer key : 7.092×10^7

A sample of ozone gas is found to be 40% dissociated into oxygen. The average molecular mass of sample should be :