What is the concentration of a NaCl solution if 86.00 g of solute was dissolved in enough water to form 1000. mL of solution? *

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 must occur for air masses to form fronts

What are the two largest greenhouse gases