Calculate the mole fraction of HCl in a 10.0% (by mass) aqueous solution. Molar mass of HCl is 36.46 g/mol and molar mas
-
- Site Admin
- Posts: 899603
- Joined: Mon Aug 02, 2021 8:13 am
Calculate the mole fraction of HCl in a 10.0% (by mass) aqueous solution. Molar mass of HCl is 36.46 g/mol and molar mas
Calculate the mole fraction of HCl in a 10.0% (by mass) aqueous solution. Molar mass of HCl is 36.46 g/mol and molar mass of water is 18.02 g/mol. OA. 0.0344 OB. 0.0520 O C. 0.00111 O D. 0.0548
An aqueous solution of CaCl2 (molar mass = 110.98 g/mol) that is 0.866 molal has a density of 1.05 g/mL. What is the vapor pressure (torr) of the solution at 25 °C? The vapor pressure of pure water at 25 °C is 23.8 torr and the molar mass of water is 18.02 g/mol. O A. 23.4 O B. 22.7 O C. 22.9 O D. 21.7
An aqueous solution of lead nitrate Pb(NO3)2 (molar mass = 331.22 g/mol) that is 0.726 M and has a density of 1.202 g/mL. What is the vapor pressure (torr) of the solution at 25 °C? The vapor pressure of pure water at 25 °C is 23.8 torr. O A. 23.3 O B. 23.5 O C. 22.9 O D. 23.7
An aqueous solution of CaCl2 (molar mass = 110.98 g/mol) that is 0.866 molal has a density of 1.05 g/mL. Calculate the Morality (M) of NaCl that is isotonic with this solution. O A. 1.72 OB. 1.24 O C. 2.49 O D. 0.830