Pls help answer the following. Provide explanation/solution for each answer: CONTEXT: Below are questions related to classifications of quantitative chemical analysis: Fundamentals of Analytical Chemistry

Just choose if A, B, C, or D for each Q, then explain why: A - if 1st statement quantity is greater than the 2nd statement B - if 1st statement quantity is less than the 2nd statement C - if two statements are just in equal quantities D - if there is not enough information to allow comparison of the two statements Q1: A urine sample is analyzed for mineral content. 1st statement: Observed concentration at pH4 2nd statement: Observed concentration at pH8.

Q2: CN- ion interferes the argentometric determination of Cl- ion. 1st statement: observed Cl- with masking 2nd statement: Observed Cl- without masking HINT: Masking is one method done to eliminate interferences of analyte solution Q3: 1st statement: sensitivity of titrimetric methods 2nd statement: sensitivity of instrumental methods