1) Find the pH of a solution 1.8 M in C6H5NH3Br. For C6H5NH2 Kb=3.8×10-10. Report your answer to two decimal places. 2)

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1) Find the pH of a solution 1.8 M in C6H5NH3Br. For C6H5NH2Kb=3.8×10-10. Report your answer to two decimal places.
2) Which of the following is a buffer solution? a) 1.0M NaCl0.60M NH3 b) 1.0M KNO3 0.50M HF c)none of the options provided is abuffer d) 0.50M NaF 0.50M HCl
3)Find the pH of a solution 0.8 M in LiI. Report your answer totwo decimal places.
4) If NaCN is added to a solution of HCN the % dissociation ofHCN will increase. a) True b) False