A curent of dry air was bubbled through in a bulb containing 26.66g of a n organic substance in 200gms of water, then through a bulb at the same temperature containing pure water and finally through a tube containing fused calcium chloride. The loss in weight of water bulb is `0.0870` gms and gain in weight of `CaCl_(2)` tube is 2.036 gm. Calculate the molecular weight of the organic substance in the solution.

Answer

`63.59`