Using the appropriate Ksp values, find the concentration of K+ ions in the solution at equilibrium after 700 mL of 0.30 M aqueous Cu(NO3)2 solution has been mixed with 350 mL of 0.25 M aqueous KOH solution. (Enter in M.) (Ksp for Cu(OH)2 is 2.6x10-19).
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Using the appropriate Ksp values, find the concentration of K+ ions in the solution at equilibrium...
Using the appropriate Ksp values, find the concentration of NO3− ions in the solution at equilibrium after 650 mL of 0.45 M aqueous Cu(NO3)2 solution has been mixed with 350 mL of 0.40 M aqueous KOH solution. (Enter in M.) (Ksp for Cu(OH)2 is 2.6x10-19). Now find the concentration of OH− ions in this solution at equilibrium. (Enter in M.)
Using the appropriate Ksp values, find the concentration of NO3- ions in the solution at equilibrium after 600 mL of 0.45 M aqueous Cu(NO3)2 solution has been mixed with 400 mL of 0.25 M aqueous KOH solution. (Enter in M.) (Ksp for Cu(OH)2 is 2.6x10-19). Submit Answer Tries 0/99 Now find the concentration of OH ions in this solution at equilibrium. (Enter in M.) Submit Answer Tries 0/99
Determine the concentration of nitrate ions after 126.0 mL of 0.121 M solution of Cu(NO3)2 and 193.0 mL of 0.215 M solution of Fe(NO3)3 are mixed together. Assume that volumes are additive.
Determine the concentration of nitrate ions after 126.0 mL of 0.121 M solution of Cu(NO3)2 and 193.0 mL of 0.215 M solution of Fe(NO3)3 are mixed together. Assume that volumes are additive. A). 0.887 M B). 0.486 M C). 0.336 M D). 0.168 M E). 0.178 M
1. A container has 500.0 mL of an aqueous solution containing OH– ions. How many grams of OH– ions are in the solution if the molarity is 0.696 M? 2. Cylinder 1 contains a 1.50 M stock solution of Cu(NO3)2. What volume of stock is needed to prepare 20.0 mL of 0.0750 M Cu(NO3)2 solution shown in Cylinder 2? I am so confused! please help
3) Indicate the concentration of hydrogen ions or hydroxide ions in the following solutions. When appropriate, use greater than or less than symbols. a) 0.15 M HNO3 c) 0.75 M KOH b) 1.0 M H2SO4 (whether it is 1M, 2M, or between 1M and 2M) d) 0.10 M Ba(OH)2 4) Give the hydronium and hydroxide ion concentrations for the following solutions: a) 2.25 x 10' M NaOH c) 0.0115 M Ca(OH)2 b) 0.25 M HNO3
1. Calculate the molar solubility of LaF; in each of the following (Ksp. LaF3 = 2.0x10-19). a) pure water b) 0.50 M NaF c) 0.25 M La(NO3)3 The Kan of Cul is 1.1x10 and the Krfor the [Cu(CN), complex ion is 1.0x1024 Write the equilibrium reaction associated with the given K value b) Write the equilibrium reaction associated with the given Kr value. Find the final concentration of cyanide ion in a solution containing excess Cul and 0.60 M NaCN.
1) Use equilibrium ion concentration to calculate Ksp. The Pb2+ concentration in a saturated solution of lead bromide is measured and found to be 1.19×10-2 M. Use this information to calculate a Ksp value for lead bromide. Ksp =___________ 2) Use solubility to calculate Ksp. The solubility of Fe(OH)2 is measured and found to be 1.15×10-3 g/L. Use this information to calculate a Ksp value for iron(II) hydroxide. Ksp =______________
Given the Ksp of Zn(OH)2 is 3.0x10-1, determine the Zn2 ion concentration when the pH of the solution is buffered to pH=12.00 (so that the hydroxide ion concentration is 0.010 M). 1. Zn(OH)2(s) A. [Zn2] 3.0x10-12 M B. [Zn2 3.7x10- M C. [Zn23.0x10-10 M D. [Zn2] 9.1x10-3 M E. [Zn2] 1.5x10-13 M Zn2 (aq) + 20H (aq) Ksp 3.0x10-16 2. When silver carbonate, Ag,COs, is mixed with water, it dissolves to some extent to form a saturated solution where the...
Use the appropriate values of Ksp and Kf to find the equilibrium constant for the following reaction: PbF2 (s) + 3OH- (aq) -> Pb(OH)3- (aq) + 2F- (aq) Ksp PbF2 = 2.70 x 10-8 Kf Pb(OH)3- = 8 x 1013