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.
by Dunee. Ester vs Ether. Ester and ether are organic molecules with oxygen atoms. Both have the ether linkage which is âO-. Esters have the group âCOO. One oxygen atom is bonded to carbon with a double bond, and the other oxygen is bonded with a single bond. 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.