Other relevant courses for students who have an interest in human resources might include business administration, public administration, psychology, sociology, political science, economics, and statistics.
As demonstrative pronouns, este is masculine , esta is feminine, and esto is neuter. The first two are fairly clear, since they always refer to nouns with matching gender. However, unlike many other languages, Spanish has no nouns with neuter gender.
â¢ Esters are carboxylic acid derivatives and have the group âCOO. Ethers have the âO-functional group. â¢ Ester has a carbonyl group adjacent to the âO-oxygen, but ether doesnât have such.â¢ Esters have so many characteristic smells. â¢ Esters are easily hydrolyzed to produce an alcohol and a carboxylic acid in contrast to ethers. Esters are carboxylic acid derivatives and have the group âCOO. Ethers have the âO-functional group. â¢ Ester has a carbonyl group adjacent to the âO-oxygen, but ether doesnât have such.