What is the precent composition by mass of C14H18N2O5

Fugu, also known as puffer fish, is a sushi delicacy that can also be lethal. puffer fish contain a powerful toxin that can kill an adult a few hours after ingestion. sushi chefs who prepare fugu must be specially trained because any contamination of the toxin-free areas of the fish can be deadly. recently this toxin has been put to good use, as scientists have discovered that a purified form of it can treat severe pain in cancer patients. this recent scientific discovery would fall under which area of chemistry? applied biochemistry pure organic chemistry pure physical chemistry applied inorganic chemistry

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?