what is alcoholism

What is alcohol addiction? What are its effects on human beings?

A mixture of petrol and ethyl alcohol contains 22.0 % alcohol. The density of the mixture is 0.800 g mL^(-1) . What mass of alcohol is there in 40.0 mL of the mixture?

What is the reducing agent in alcoholic fermentation ?

An unknown alcohol is treated with the Lucas reagent to determine whether the alcohol is primary, secondary or tertiary. Which alcohol reacts fastest by what mechanism ?

An unknown alcohol is treated with the 'Lucas reagent' to determine whether the alcohol is primary, secondary or tertairy. Which alcohol reacts faster and by what mechanism?