Name the following compound: ch2 = ch2 – ch2 – ch3 butane a. butyl b. 1-butene c. 1-butyne

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.

Label a-f based on the table using c for concentrated and d for dilute

The number at the end of an isotope’s name is the number.