Please help me on the following questions; How many moles are found in 2.06 x 10^23 molecules of carbon monoxide?

How many moles are found in 8.70 x 10^25 atoms of Zinc?

How many moles are found in 1.44 x 10^22 formula units of salt?

How many moles are found in 3.00 x 10^23 atoms of krypton?​

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.

How many atoms are there in 5.70 mol of mg

In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.