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- in 2.1M CH3NH2 aqueous solution, determine the percentage of ionised CH3NH2 molecules. Kb = 4.4*10^-4Classify the following reaction: HCl(aq) + Zn(s) → H2(g) + ZnCl2(aq)What is the pH of a solution prepared by dissolving 0.445L of HCl (g), measured at STP, in enough water such that the total volume of the solution is 4.5L? (R= 0.0821 L.atm/K.mol
- Calculate the number of moles of KHC8H4O4 in 0.800 g. Calculate the approximate volume of the NaOH solution that will be needed to neutralize approximately 0.800 g of KHC8H4O4 .Do question 14 and 15. This is not graded. This is a study guide.What is the pH of a solution prepared by dissolving 0.459 L of HCl(g), measured at STP, in enough water such that the total volume of the solution is 5.50 L? (R = 0.0821 L · atm/K·mol)
- AgNO3 + NaCl ->What is the most suitable solvent for perchloric acid? a. HCl b. CH3COOH c. Glacial Acetic Acid d. H2SO4 e. DioxaneWhat is [H3O+] in a solution obtained by dissolving 205 mL HCl(g), measured at and 23oC and 751 mmHg, in 4.25 L of aqueous solution? (R: 0,08206 L.atm/mol.K)Single choice.