Styrene has the empirical formula ch. it has a molar mass of 104g what is the multiplier to get the molecular formula? a.) 6 b.) 8 c.) 2 d.)4 e.) 10

Two things that biomedical has invented or innvated

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.

What layer of the atmosphere is directly above the troposphere?