What is the concentration of Cu2+ when 0.025 moles of copper (II) sulfate are added to...
Homework Answers
Concentration of free cupric ions is zero
Concentration of copper ions in the form of complex is 0.025M.
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What is the concentration of Cu2+ when 0.025 moles of copper (II)
sulfate are added to...
1- What is the approximate concentration of free Cu2+ ion at equilibrium when 1.71×10-2 mol copper(II)...
1- What is the approximate concentration of free Cu2+ ion at equilibrium when 1.71×10-2 mol copper(II) nitrate is added to 1.00 L of solution that is 1.310 M in NH3. For [Cu(NH3)4]2+, Kf = 2.1×1013. [Cu2+] = ------ M
What is the approximate concentration of free Cu2+ ion at equilibrium when 1.22x102 mol copper(II) nitrate...
What is the approximate concentration of free Cu2+ ion at equilibrium when 1.22x102 mol copper(II) nitrate is added to 1.00 L of solution that is 1.210 M in NH3. For [Cu(NH3)4]. Ke-2.1x1013 (Cu?") - Submit Answer Determine ion concentration when separating ions in a mixture. A solution contains 1.58x102 M lead acetate and 1.58x10 ? Mmanganese(II) nitrate. Solid sodium sulfide is added slowly to this mixture. What is the concentration of lead ion when manganese(II)ion begins to precipitate? Solubility product...
The concentration of copper(II) sulfate in one brand of soluble plant fertilizer is 0.070% by weight....
The concentration of copper(II) sulfate in one brand of soluble plant fertilizer is 0.070% by weight. If a 21.5 g sample of this fertilizer is dissolved in 2.0 L of solution, what is the molar concentration of Cu2+?
c. Complete the table to summarize your results for the preparation of copper(II) sulfate solutions. volume...
c. Complete the table to summarize your results for the preparation of copper(II) sulfate solutions. volume of the Concentrated Solution (mL) Volume of Water (ml) Table 12-3. Preparation of copper (II) sulfate solutions. Amount of Volume of the Concentration (M) CuSO. 5H,0 Final Solution la (ml) 0.50 2.4961 0.20 20 0.10 0.05 20 20 12 10 10 5. Show the measured values of %T for each of the made Cu2+ solutions along with the corresponding absorbance for each. Table 12-4....
please help What is the approximate concentration of free Cu* ion at equilibrium when 1.57x102 mol...
please help
What is the approximate concentration of free Cu* ion at equilibrium when 1.57x102 mol copperII) nitrate is added to 1.00 L of solution that is 1.380 M in NH3. For [Cu(NH3)4j2, Kf 2.1 1013 [Cu2 м What is the approximate concentration of free Fe2* ion at equilibrium when 1.42x102mol iron(II) nitrate is added to 1.00 L of solution that is 1.38so M in CN. For [Fe(CN)6]4, Kf=1.0x1035 [Fe"]= In the presence of excess OH, the Al*(aq) ion forms...
40. Concentrated aqueous ammonia is added to a solution of copper(II) sulfate. A white precipitate forms....
40. Concentrated aqueous ammonia is added to a solution of copper(II) sulfate. A white precipitate forms. The precipitate dissolves as more ammonia is added, generating an intensely blue solution. Which combination of net ionic equations, in the appropriate order, describes this chemistry?! I Cu?* (aq) + 2OH(aq) Cu(OH)2 (19) II Cu?" (aq) + 2OH(aq) = Cu(OH)2 (8) III Cu(OH)(aq) + 4 NH, (aq) Cu(NH3),?* () + 2OH(aq) IV Cu(OH)2 (8) + 4NH, (aq) Cu(NH3)*(14) + 2OH(aq) V NH3(aq) + H20...
In step1, aqueous ammonia is added to a solution of the three ions. The equilibrium for...
In step1, aqueous ammonia is added to a solution of the three ions. The equilibrium for the ammonia is EQ1: NH3(aq + H2O(l) ßà NH4+(aq) Kb=1.8x10-5 The bismuth(III) ion is precipitated out of the solution as Bi(OH)3. The equilibrium involved is related to the one provided below: EQ2: Bi(OH)3(s) ßà Bi3+(aq) +3OH(aq)- Ksp =3.2x10-40 Manipulate EQ 1 and 2 to solve for the net equation, EQ3: EQ3 (net): 3H2O+ Bi3+(aq) +3NH3(aq) ßàBi(OH)-(s) +3NH4+(aq) Write the mass law expression for the...
3) What would be the spectator ion(s) when solid iron reacts with a copper (II) sulfate...
3) What would be the spectator ion(s) when solid iron reacts with a copper (II) sulfate solution? ________________, and when a barium chloride solution reacts with a sodium sulfate solution? _______________________. (3)
What is the iron II concentration when KCN is added to a 0.100 M solution of...
What is the iron II concentration when KCN is added to a 0.100 M solution of Fe(CN)64- if the cyanide ion concwntration at equilibrium is 0.50 M? I know the answer is 6.41x10-35, but unsure how to get the answer.
20) When solutions copper(II) sulti AC utions of sodium sulfide and copper(II) sulfate are mixed, a...
20) When solutions copper(II) sulti AC utions of sodium sulfide and copper(II) sulfate are mixed, a precipitate of of (11) sulfide is formed. What is the net ionic equation for this reaction? i Cu²+ (aq) + S2-(ag) Curs) + S B) Na2S(aq) + CuSO4(aq) + CuS(s) C) 2Na+ (aq) + (aq) + Cu2+ (aq) + SO42-ag) 2Nat(ag) + SO42-lag) D) Na2S(aq) + CuSO4(aq) - Na2SO4(aq) + Cu(s) E) Cu2+ (aq) + 52-ag) - CuS(s) 40) 41 Choose the best classification...
What is the approximate concentration of free Cu2+ ion at equilibrium when 1.22x102 mol copper(II) nitrate is added to 1.00 L of solution that is 1.210 M in NH3. For [Cu(NH3)4]. Ke-2.1x1013 (Cu?") - Submit Answer Determine ion concentration when separating ions in a mixture. A solution contains 1.58x102 M lead acetate and 1.58x10 ? Mmanganese(II) nitrate. Solid sodium sulfide is added slowly to this mixture. What is the concentration of lead ion when manganese(II)ion begins to precipitate? Solubility product...
c. Complete the table to summarize your results for the preparation of copper(II) sulfate solutions. volume of the Concentrated Solution (mL) Volume of Water (ml) Table 12-3. Preparation of copper (II) sulfate solutions. Amount of Volume of the Concentration (M) CuSO. 5H,0 Final Solution la (ml) 0.50 2.4961 0.20 20 0.10 0.05 20 20 12 10 10 5. Show the measured values of %T for each of the made Cu2+ solutions along with the corresponding absorbance for each. Table 12-4....
please help
What is the approximate concentration of free Cu* ion at equilibrium when 1.57x102 mol copperII) nitrate is added to 1.00 L of solution that is 1.380 M in NH3. For [Cu(NH3)4j2, Kf 2.1 1013 [Cu2 м What is the approximate concentration of free Fe2* ion at equilibrium when 1.42x102mol iron(II) nitrate is added to 1.00 L of solution that is 1.38so M in CN. For [Fe(CN)6]4, Kf=1.0x1035 [Fe"]= In the presence of excess OH, the Al*(aq) ion forms...
40. Concentrated aqueous ammonia is added to a solution of copper(II) sulfate. A white precipitate forms. The precipitate dissolves as more ammonia is added, generating an intensely blue solution. Which combination of net ionic equations, in the appropriate order, describes this chemistry?! I Cu?* (aq) + 2OH(aq) Cu(OH)2 (19) II Cu?" (aq) + 2OH(aq) = Cu(OH)2 (8) III Cu(OH)(aq) + 4 NH, (aq) Cu(NH3),?* () + 2OH(aq) IV Cu(OH)2 (8) + 4NH, (aq) Cu(NH3)*(14) + 2OH(aq) V NH3(aq) + H20...
20) When solutions copper(II) sulti AC utions of sodium sulfide and copper(II) sulfate are mixed, a precipitate of of (11) sulfide is formed. What is the net ionic equation for this reaction? i Cu²+ (aq) + S2-(ag) Curs) + S B) Na2S(aq) + CuSO4(aq) + CuS(s) C) 2Na+ (aq) + (aq) + Cu2+ (aq) + SO42-ag) 2Nat(ag) + SO42-lag) D) Na2S(aq) + CuSO4(aq) - Na2SO4(aq) + Cu(s) E) Cu2+ (aq) + 52-ag) - CuS(s) 40) 41 Choose the best classification...
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