Question: pls solve with full steps to. vote up Question 5 a. To dissolve a substance, it depends on the interaction between the nature of solvent

pls solve with full steps to. vote up Question 5 a.

pls solve with full steps to. vote up

Question 5 a. To dissolve a substance, it depends on the interaction between the nature of solvent and solute. Using your own words, briefly explain how does the interaction affects the solubility of solid. (4 marks) b. PbCl2 is poorly soluble in water. At 25 C, water dissolves 0.8108 g of PbCl2 per liter. Given the molar mass of PbCl2 is 278.4 g/mol. i. Calculate the Ksp of PbCl2 at 25C. (4 marks) 8 c. ii. Determine the amount of PbCl2 that dissolves in 0.5 L of water. (2 marks) Consider the given electron configuration below, 1s22s2p3s3p Suggest one cation and one anion with a charge of -1 and +2 that have an electron configuration as given above. (2 marks) d. Atomic absorption spectroscopy (AAS) is a spectroanalytical procedure for the quantitative determination of over 70 different elements in solution. By using your own words, briefly name and explain the function of FOUR (4) components of AAS. (8 marks)

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