chemistry question about carbohydrates...?

Question

mixture of ethan and ethen with original volume 150 cm3 has now after bubbling through water delution volume of 60 cm3. what is percentual compound of original gases in volume percents? (volumes are measured with constant temperature and pressure)

Answer 1

The volume percent of the gas left is the volume of the gas left divided by the initial gas volume times 100% or:

volume gas left / initial gas volume * 100%

= 60 cm3 / 150cm3 * 100 = 40 %

Answer 2

Ethane and ethylene are not carbohydrates.Who teaches you Chemistry