12. Solution to Chemistry Problem

12. Solution to Chemistry Problem

55. A 5.00 ml sample of formaldehyde solution was diluted to 100.0 ml. Sodium sulfite was added to a 5.00 ml aliquot of the solution; the hydroxide ions formed as a result of the reaction: HCOH SO32- H2O=CH2(OH)SO3- OH were titrated with 22.45 0.1000 N (feq=1/2) H2SO4 solution. Calculate the concentration of CH2O (g/l) in the original solution.

Additional information:

If you cannot open the file or have any problems, do not rush to leave a negative review! Contact me and I will quickly help you solve the problem. After purchasing, please leave a positive review of the product :)