B. two-base extraction apparatus separatory funnel, ice-water bath, apparatus for vacuum fitration, s ple distillation, and flameless heating dissolution obtain 2 g of a mixture of benzoic acid, 2-naphthol, and naphthalene dissolve the mixture by swirling it with 30 ml of diethyl ether in a 125-ml erlenmeg flask. if any solids remain, add more diethyl ether to effect complete dissolution. served. may not be scanned, copied or dunlicated hole or in ga

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 result of multiplying (2.5 × 1010) × (2.0 × 10-7)? a. 5.0 × 103 b. 5.0 × 10-3 c. 5.0 × 1017 d. 5.0 × 10-17

6. what does the symbol ah stand for? o one calorie given off by a reaction the specific heat of a substance the heat capacity of a substance the heat of reaction for a chemical reaction