Which of the follow which of the following mixtures would result in a buffered solution? a. mixing 100.0 ml of 0.100 m hcl with 100.0 ml of 0.100 m naoh. b. mixing 100.0 ml of 0.100 m nh (k) = 1.8 x 10-5) with 100.0 ml of 0.100 m naoh. c. mixing 100.0 ml of 0.10 m hcl with 100.0 ml of 0.100 m nh3(k) = 1.8 x 10-5). d. mixing 50.0 ml of 0.100 m hcl with 100.0 ml of 0.100 m nh (kb = 1.8 x 10-5).