Which of the following is true regarding the concentration of solutions?
A. Percent solutions are parts per 1000 parts.
B. Molarity is one mole of solute per 1000 ml of solution.
C. To calculate molarity, one must know the atomic number of the solute.
D. To calculate molarity, one must know the atomic weight of the solvent.
Answer:B
Which of the following is true regarding the concentration of solutions?
A. Percent solutions are parts per 1000 parts. B. Molarity is one mole of solute per 1000 ml of solution. C. To calculate molarity, one must know the atomic number of the solute. D. To calculate molarity, one must know the atomic weight of the solvent.