140 l. ۱۱:۳ Question 25 Not yet answered Marked out of 7.00 Flag question Solve on paper using correct formula and showi
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140 l. ۱۱:۳ Question 25 Not yet answered Marked out of 7.00 Flag question Solve on paper using correct formula and showi
Question 25 Not yet answered Marked out of 7.00 Flag question Solve on paper using correct formula and showing step by step calculation. (Each correct formula/step carries marks) An aqueous solution of CaCl2 weighs 5 kg. The solution has 2 moles of CaCl2 present in it. The Density of the solution is 1.35 g/ml. (Atomic mass of Ca 40 and that of CI=35.5) Find the a) Molarity of the solution b) Molality of the solution. c) Number of molecules of CaCl, in the solution d) Number of Cl atoms in the solution. e) If the solution is diluted to double its volume, what will be the Molarity of the solution? 7 A B 1
140 l. ۱۱:۳