People use a variety of methods to wash clothes. Usually after adding the soap, they ‘beat’ the clothes on a stone, or beat it with a paddle, scrub with a brush or the mixture is agitated in a washing machine. Why is agitation necessary to get clean clothes ?
A soap molecule has two parts namely hydrophobic and hydrophilic. With the help of these, it attaches to the grease or dirt particle and forms a cluster called micelle. These micelles remain suspended as a colloid. To remove these micelles (entrapping the dirt), it is necessary to agitate clothes.
Ethane, with the molecular formula $C_2H_6$ has
How can ethanol and ethanoic acid be differentiated on the basis of their physical and chemical properties ?
Why is the conversion of ethanol to ethanoic acid an oxidation reaction ?
Butanone is a four-carbon compound with the functional group
Give a test that can be used to differentiate between saturated and unsaturated hydrocarbons.