10. Which change will decrease the pH of a weak acid solution? (A) Increasing Ka (B) Decreasing Ka (C) Decreasing the concentration of the acid (D) Diluting the solution with water

1. Which of the following is NOT a distinctive property of living systems? (A) Living organisms exhibit a high level of organization. (B) Biological structures are related to specific functions. (C) Living systems have the capacity for reproduction. (D) Living systems do not carry out energy transformation.