1.00 liter solution contains 0.38 M hydrofluoric acid and 0.49 M sodium fluoride. If 0.120 moles of barium hydroxide are added to this system, indicate whether the following statements are true or false. (Assume that the volume does not change upon the addition of barium hydroxide.) A. The number of moles of HF will remain the same. B. The number of moles of F- will remain the same. C. The equilibrium concentration of H3O will decrease. D. The pH will increase. E. The ratio of [HF] / [F-] will increase. Submit AnswerRetry Entire Group