A given solution contained potassium

  1. A given solution contained potassium chloride, KCl, and hydrochloric acid. 25 cm3 of it needed 24.80 cm3 of 0.0986 M sodium
    1. answers icon 1 answer
    2. Desirai asked by Desirai
    3. views icon 759 views
  2. What mass in grams of potassium hydroxide is contained in 500 mL of solution that has a pH of 11.5?Your response: [OH] = 1.0 x
    1. answers icon 1 answer
    2. Dustin asked by Dustin
    3. views icon 854 views
  3. The mole fraction of an aqueous solution of potassium perchlorate is 0.125. Assuming that the density of this solution is 1.20g
    1. answers icon 2 answers
    2. Lori asked by Lori
    3. views icon 813 views
  4. A solution contains, in each 5 mL, 0.5 g of potassium acetate (C2H3KO2, MW = 98), 0.5 g of potassium bicarbonate (KHCO3, Z =
    1. answers icon 1 answer
    2. views icon 216 views
  5. Student A prepared a solution by dissolving 8.00 g potassium perchlorate in 72.0 g H2O. Given that the density of potassium
    1. answers icon 1 answer
    2. Mike asked by Mike
    3. views icon 655 views
  6. 8.4 g of a mixture of potassium hydroxide and potassium chloride were made up of 1 litre of aqueous solution. 20 cm of this
    1. answers icon 2 answers
    2. Doris asked by Doris
    3. views icon 693 views
  7. A saturated solution ofpotassium chloride was prepared at X˚C. If 30m3 of this solution required 22.5cm3 of silver
    1. answers icon 1 answer
    2. views icon 233 views
  8. The solubility of the oxidizing agent potassium permanganate is 7.1 g per 100.0 g of water at 25° C. What is the mole fraction
    1. answers icon 1 answer
    2. thanh asked by thanh
    3. views icon 3,165 views
  9. A 10g sample of impure iron iii sulphate, FeSO4 was dissolved in water to make 250cm3 of solution. Exactly 25.0cm3 of the
    1. answers icon 1 answer
    2. views icon 279 views
  10. 8.4g of a mixture of potassium hydroxide and potassium chloride were made up to 1litre of aqueous solution 20cm3 of this
    1. answers icon 1 answer
    2. Fatuma asked by Fatuma
    3. views icon 417 views