Solution:
Given that
4. Calculate the pH of a solution of pure water containing 1.0 mg/L of sulfuric acid.
0.02 g (=20 mg) of MgF2(s) is added into 1.0 L of pure water containing no Mg 2+ and F- MgF2(S) ↔ Mg2+ + 2F- Ksp= 3.7 x 10^-11 (AW: Mg=24, F=19) (a) What would be the concentration (in M) of F- in solution at equilibrium? (b) How much solid (if any) would remain (in mg/L) after the system reaches equilibrium?
0.02 g (=20 mg) of MgF2(s) is added into 1.0 L of pure water containing no Mg2+ and F-. MgF2(S)↔ Mg2+ + 2F- Ksp = 3.7 x 10-11 (AW: Mg=24, F=19) (a) What would be the concentration (in M) of F- in solution at equilibrium? (b) How much solid (if any) would remain (in mg/L) after the system reaches equilibrium?
Calculate the pH of a solution containing 50 mg/l of each of the following weak acids or salts of weak acids: a) carbonic acid b) sodium acetate c) sodium hypochlorite d) phosphoric acid
a sulfuric acid solution containing 551.5 (a) A sulfuric acid solution containing 551.5g of H2SO4 per liter of Solution has a density of 1-339 Icme. Calculate molality of HaSO4 in this solution. the
Calculate the pH of a 1.0-L aqueous solution containing 0.40 mol of HF and 0.10 mol of HCl. (Ka for HF = 6.8 x 10?4) 0.40 1.0 0.016 2.6 1.4 x 10?3
Calculate the hardness of a water sample containing Ca 2+ 60 mg/L, Mg 2+ 30 mg/L and HCO3- 366 mg/L and 17 mg/L of CO3= at a pH of 9.8.. Calculate the total hardness in terms of calcium carbonate.
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100 mg of sulfuric acid is added to a 1L of water and mixed a. What is the acid concentration (M) b. Write the reaction equation c. Determine the pH of the solution
A chemist dissolves 132. mg of pure perchloric acid in enough water to make up 380. mL of solution. Calculate the pH of the solution. Be sure your answer has the correct number of significant digits. XS ? A chemist dissolves 136. me of pure barium hydroxide in enough water to make up 160 ml of solution Calculate the pH of the solution. The temperature of the solution is 25 °C) Be sure your answer has the correct number of...
A chemist dissolves 279. mg of pure hydrochloric acid in enough water to make up 180. mL of solution. Calculate the pH of the solution. Round your answer to 3 significant decimal places.