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100L 8. The concentration of an aqueous solution of acetic acid (CH₂COOH) is specified as 30% by weight. Find the molality of the solution. (Molar mass of acetic acid = 60). 9. The molecular weight (mw) of HCl is 36, calculate: i) The grams of HCL contained in 0.2 moles;

100L 8. The concentration of an aqueous solution of acetic acid (CH₂COOH) is specified as 30% by weight. Find the molality of the solution. (Molar mass of acetic acid = 60). 9. The molecular weight (mw) of HCl is 36, calculate: i) The grams of HCL contained in 0.2 moles;

Chemistry: Principles and Practice
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter12: Solutions
Section: Chapter Questions
Problem 12.52QE
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Just give me the last step solutions(make the solution shortest) and give me the answer. Thank you.
7m I cald Enter Razeak ii) The grams of HCL needed to prepare 500 ml of a solution 1 M. 00.4/8 10. When 300 ml of water are added to 100 ml of H₂SO4 solution (d = 1.2 g/ml) a contraction of the volume of 4% is observed. Calculate the density of the final solution. MIC
Transcribed Image Text:7m I cald Enter Razeak ii) The grams of HCL needed to prepare 500 ml of a solution 1 M. 00.4/8 10. When 300 ml of water are added to 100 ml of H₂SO4 solution (d = 1.2 g/ml) a contraction of the volume of 4% is observed. Calculate the density of the final solution. MIC
7. An aqueous solution of K2CO3 is prepared by dissolving 43kg of K2CO3 in 100kg of water at 293 Kelvin temperature. Find molarity and molality of the solution. Take density of solution as 1.3kg/l. Molarity 53kx Molality=0.5310 53 x 10³ notality=0 138.205 /mel 8. The concentration of an aqueous solution of acetic acid (CHCOOH) is specified as 30% by weight. Find the molality of the solution. (Molar mass of acetic acid = 60). 3.835 N 9. The molecular weight (mw) of HCl is 36, calculate: i) The grams of HCL contained in 0.2 moles;
Transcribed Image Text:7. An aqueous solution of K2CO3 is prepared by dissolving 43kg of K2CO3 in 100kg of water at 293 Kelvin temperature. Find molarity and molality of the solution. Take density of solution as 1.3kg/l. Molarity 53kx Molality=0.5310 53 x 10³ notality=0 138.205 /mel 8. The concentration of an aqueous solution of acetic acid (CHCOOH) is specified as 30% by weight. Find the molality of the solution. (Molar mass of acetic acid = 60). 3.835 N 9. The molecular weight (mw) of HCl is 36, calculate: i) The grams of HCL contained in 0.2 moles;
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