How many uL of 5000 ppb standard would you use to fortify 50 mL of matrix to achieve a spike of 10 ppb? OA 0.1 B. OC. OD. 1 10 100

Q: If in procedure B analysis of Zn2+ alone, 8.55 mL of 0.0100 M EDTA solution is used to fully titrate…

A: Given: Volume of EDTA =8.55 mL Concentration of EDTA = 0.0100 M To determine: i) mmol of Zn2+

Q: A 200.00 mL solution of 0.00105 M AB4 is added to a 270.00 mL solution of 0.00245 M CD5. What is…

A: Assuming the salts AB4 and CD5 are soluble in water completely as no information is given about…

Q: 11. A 0.485 g sample containing chloride was titrated with 36.8 mL of 0.1060 M AgNO3 stock solution.…

A:

Q: Pre-lab question 1: Standard solutions are made using the volumes and concentrations listed in the…

A: The objective of this question is to calculate the final concentration of SCN and FeSCN2+ in the…

Q: 12. The solubility-product constant for K2PDC16 is 6.0 x 106 (K2PDCI6 2 2K* + PDCI?-). What is the…

A: The given dissociation equation for K2PdCl6 is: K2PdCl6 (s)  <------> 2K+(aq) + PdCl62-(aq) ;…

Q: В. In her next experiment. she needs to determine the Ksp and identity of a sparingly soluble salt…

A:

Q: PRE-LAB QUESTIONS 1. Calculate the molarity of a 6.15% (w/v%) sodium hypochlorite (NAOCI) solution.…

A: A question based on quantitative analysis, which is to be accomplished.

Q: 4. Determine the ksp of lead(II)iodide Pbl2 given its molar solubility in water to be 1.35 x 10-³…

A:

Q: example of a homogeneous mixture is:     2.65 g Citric acid (H3C6H5O4)     0.023 M KSCN (aq)…

A: An mixture which is made up of two or more different substances through physical combination.

Q: Find the solubility of Cul in 0.43 M KCN solution. The Kap of Cul is 1.1 x 10-12 and the Kr for the…

A: Solubility of CuI in KCN solution is to be determined.

Q: Concentration sodium thiosulfate solution used: 0.056 mol L-¹ ACCURATE TITRATION VOLUME OF SODIUM…

A:

Q: Experiment 28 Advance Study Assignment: Determination of the Hardness of Water 1. A 0.3946 g sample…

A: Explanation~

Q: Which of the following statements does NOT explain why KHP is a suitable primary standard in an…

A: KHP is a suitable primary standard in an acid-base titration. Here we have to find out the…

Q: Standardization of EDTA was done using MgSO4 standard wherein a 50-mL aliquot of solution obtained…

A: Mass of MgSO4 = 0.480 g in 500 mL (0.500 L) Volume of MgSO4 = 50 mL  Volume of EDTA = 39.4 mL Mass…

Q: A 320.00 mL solution of 0.00290 M AB2 is added to a 260.00 mL solution of 0.00235 M C3D2. What is…

A: Assuming the salts AB2 and C3D2 are soluble in water completely as no information is given about…

Q: Determine the mean value of the solubility product for calcium iodate and the average deviation for…

A: The question is based on the concept of analytical chemistry. we have been given three trials of…