A chemistry teacher needs to make 2.30 liters of potassium chloride for an experiment. the concentration of the required solution is 2.60 M How many grams of KCl will she need to use

A.194 g KCl

B.446 g KCl

C.0.0802 g KCl

D.5.98 g KCl

Adrop of acetone (nail polish remover) has a mass of 35 mg and a density of 0.788 g/cm3. what is its volume in cubic centimeters?

Asolution contains 180 g of glucose (c6h12o6) and 162 g of water. what is the mole fraction of glucose?

Clyde and marilyn are riding a roller coaster. during which section(s) of the track is their potential energy converted to kinetic energy? a. from point b to point c only b. from point b to point d only c. from point a to point b only d. from point a to point b and from point c to point d