The pH of a 0.01 M solution of Ca(0H)_2. (A) 1.67 (B) 2 (C) 10.2 (D)...
1) The pH of a solution of 0.01 M Hydrochloric Acid is: A) 0.00 B) 0.01 C) 0.30 D) 2.00 E) 3.00 2) If the concentration of OH- in a solution is 3.9 x 10-3, what is the pH of the solution? A) 2.41 B) 3.00 C) 3.90 D) 10.10 E) 11.59
2. The pH of a 0.010 M aqueous solution of Ca(OH)2 is B) 12.00 D) 12.60 A) 11.70 C) 12.30 E) 1.70
The solubility products for Mg(OH)_2 and Ca(OH)_2 are 8.9 times 10^-12 and 1.3 times 10^-4, respectively Suppose a solution contains both Mg^2+ and Ca^2+ ions, each at 0.10 M in concentration (a) At what pH Mg(OH)_2 starts to from a precipitate? (b) At what pH Ca(OH)_2 begins to from a precipitate? (C) What is the concentration of Mg^2+ when Ca(OH)_2 begins to from precipitate?
Calculate the pH of 0.010 M Ca(CH3CO2)2 (calcium acetate) solution. A. 2.00 B. 5.47 C. 5.62 D. 8.37 E. 8.52
. What is the pH of a 0,014 M Ca(OH)2 solution? A) 1.85 B) 1.55 (C) 12.15 D) 12.45 E) 15.85 2. At 700 K, the reaction 2SO2(8)+O(8) 2S0(8) has the equilibrium consuaut K,- 4.3 x 106, and the following concentrations are p [O2]- 0.10 M. Is the mixture at equilibrium? If not at equilibrium, in which direction (as the equation is written), left to right or right to lefi, will the reaction proceed to reach equilibrium? resent: [SO2-0.10 M:...
A particular saturated solution of calcium phosphate, Ca_3(PO_4)_2 has [Ca^2+] = 2.01 times 10^-8 M and [PO_4^3] = 1.60 times 10^-5 M. (a) Calculate the K_sp for Ca_3(PO_4)_2? (b) What happens to the concentration of PO_4^3- if a little amount of CaCO_3, is added into this solution?
6. What is the pH of a 0.01 1 0M solution of Calcium hydroxide, Ca(OH)2?
Calculate the [OH^-], pOH and pH of a 0.232 M solution of Ba(OH)_2. Ba(OH)_2 (aq) rightarrow Ba^2+ (aq) + 2 OH^-(aq)
Please help!!!!! A 80.0 mL aliquot of a 0.250 M Ca(NO_3)_2 solution was mixed with 60.0 mL of a 0.500 M NaF solution. K_sp(CaF_2) = 3.90 times 10^-11. Calculate the mass of CaF_2 that was formed. Determine the equilibrium concentrations of Ca^2+ and F^- ions remaining in the resultant solution.
What is the name of Ca(NO_3)_2? A) calcium dinitrite B) calcium nitrate C) calcium nitrite D) calcium nitride E) none of the above What is the name of the compound made from lithium and oxygen? A) lithium oxide B) lithium(I) oxide C) oxygen lithide D) lithium dioxide E) none of the above