Jeffery has a collection of marbles. He gives his best friend 36 marbles from the collection for his birthday. This represents 30% of Jeffery's total collection. How many marbles did Jeffrey have in his collection?

water molecules will move from the side of higher water concentration to the side of lower concentration until both solutions are isotonic. at this point, equilibrium is reached. in an isotonic solution, the flow of water in and out of the cell is happening at the same rate.

hope this < 3

pls ask

c

step-by-step explanation: easy math