Question

what are soaps?what are its advantages

Answer 1

a soap is commonly a sodium salt or it can be potassium salt  of fatty acid.they are basic in nature.it is chemically representated by
RCOO -NA+
it can be used in cleaning
they preform cleansing action. 
*soaps have two ends.one is hydrophillic and other is hydrophobic.
*hydro phillic is the water liking part and the hydrophobic is water fearing end.
*these combine together as clusters and perform the cleaning action
*they bring the oil particles(dirt)to its centre and when we rinse it with water,they are moved and the dirt is off.