In a reaction where an oh group is substituted with a cl, 15.02 g of 3-phenyl-2-butanol (mw=150.2 g/mol) is the starting material. what is the theoretical yield in grams of the product? (the product of the above reaction has a molecular weight of 168.1 g/mol)

Smog is the term used to describe the combination of fog and smoke

Maria wants to determine which type of disinfectant kills the most bacteria. which of the following is the best way for maria to determine this? a. ask ten different companies that make disinfectants which type is best. b. put the same amount and species of bacteria on ten identical plates, and add ten different kinds of disinfectant to each plate. c. interview ten different people to determine which type of disinfectant they prefer. d. put the same amount and species of bacteria on ten identical plates, and add a different disinfectant to each plate.

An observation that requires measurement is called quantitative observable or qualitative