Question: 46. Dilution of a buffer will cause in its pH. a. nothing c. an increase b. none of the choices d. a decrease 47. Compound

46. Dilution of a buffer will cause in its pH. a.

46. Dilution of a buffer will cause in its pH. a. nothing c. an increase b. none of the choices d. a decrease 47. Compound whose concentration has been determined by analysis and serves as a reference for titrimetric methods of analysis is a. primary standard c. standard solution b. secondary standard d. technical reagent 48. What is the normality of a sulfuric acid solution that is 18M ? a. 9N b. 6N c. 36N d. 12N 49. Which of the following acid-base pairs will result in the formation of a buffer solution when titration is done before the equivalence point? a. KOH and NH3 c. NaOH and HCl b. none of the choices d. NH3 and HBr

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