Hannah needs to make a solution of KMnO4 to be used in a chemistry experiment. On the shelf in her supply room is a bottle with 10.76 M KMnO4 already made. However, she only needs 5.1 mL of 1.47 M for her experiment. How many mL of WATER will she need to add to the 10.76 M solution to dilute it to the concentration she needs?

It has been two weeks since charles met with daniel, a dietitian, who provided charles with a menu for weight loss. charles and his mother are going back to see daniel again with a chart of the food charles has eaten. the following lists what charles ate in one day: breakfast 1 banana, 1 cup of nonfat milk, 1 egg lunch 1 cup of carrots, 3 oz of steak, 1 apple, 1 cup of nonfat milk dinner 6 oz of skinless chicken, 1 baked potato, 3 oz of broccoli, 1 cup of nonfat milk

2points what is the job of a scientist? a. to answer ethical questions. b. to write laws based on his or her knowledge. c. to ask and answer scientific questions. d. to ignore facts that do not support his or her theory.

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?