If 10.0 mL of 2.0 x 10-3M Cr(NO3)3 is added to 10.0 mL of a...
If 10.0 mL of 2.0 x 10-3M Cr(NO3)3 is added to 10.0 mL of a pH = 10.0 NaOH solution, will a precipitate form?
Homework Answers
Will a precipitate form when 100.0 mL of 6.8 x 10-4 M Mg(NO3)2 is added to...
Will a precipitate form when 100.0 mL of 6.8 x 10-4 M Mg(NO3)2 is added to 100.0 mL of 1.2 x 10-4 M NaOH? The ion product for Mg(OH)2 is 1. Since Q is than Ksp, Mg(OH)2 precipitate from the solution.
Will a precipitate form when 100.0 mL of 4.6x10^-4M is added to 100.0 mL of 2.2x10^-4 M...
Will a precipitate form when 100.0 mL of
4.6x10^-4M is added to 100.0 mL of 2.2x10^-4
M ?
Will a precipitate form when 100.0 mL of 4.6 x 10-4 м Mg(NO3)2 is added to 100.0 mL of 2.2 x 10 M NaOH? The ion product for Mg(OH)2 is Q is Кр. Mg(OH)2 Since than precipitate from the solution
(greater, less) (will,will not) Will a precipitate form when 100.0 mL of 5.2 x 10-4 M...
(greater, less)
(will,will not)
Will a precipitate form when 100.0 mL of 5.2 x 10-4 M Mg(NO3), is added to 100.0 mL of 1.4 x 10-4 M NaOH? The ion product for Mg(OH), is Q is c than Since Кsp? Mg(OH)2 -- precipitate from the solution.
QUESTION 3 A solution is prepared by mixing 30.0 mL of 0.60 M Ba(NO3)2 and 30.0...
QUESTION 3 A solution is prepared by mixing 30.0 mL of 0.60 M Ba(NO3)2 and 30.0 mL of 0.60 M Ca(NO3)2. Sodium fluoride is added to the mixture. Assume there is no volume change from the addition of sodium fluoride. Which compound precipitates first and at what concentration of F will we first see the precipitate form? Ksp BaF2 = 1.8 x 107 and Ksp CaF2 = 1.5 x 10-10 1. BaF2; 3.6 × 10-3M 2. CaF2; 7.2 10-4 M...
question 17 & 18 Q17. A 5.0 x 10-M solution of Mn is gradually made more...
question 17 & 18
Q17. A 5.0 x 10-M solution of Mn is gradually made more basic by adding NaOH. At what pH will manganese(II) hydroxide begin to precipitate? For Mn(OH)2. Kip - 2.0 x 10-13 Q18. A solution is 0.010 M in each of Pb(NO3)2. Mn(NO3). and Zn(NO3)2. Solid NaOH is added until the pH of the solution is 8.50. Which of these three metal ion(s) will precipitate as a hydroxide? Salt KR Pb(OH)2 1.4 x 10-20 Mn(OH)2 Zn(OH)2...
9) 25mL of 0.10M Zn(NO3)2 is added to 10. mL of 0.65M NaOH. Find Kc for: (See exp. 4 and dry lab/...
Help, please!
9) 25mL of 0.10M Zn(NO3)2 is added to 10. mL of 0.65M NaOH. Find Kc for: (See exp. 4 and dry lab/exp.6) Zn^2+ + 40H^--> Zn(OH)402- if pH of the solution is found to be 9.79
9) 25mL of 0.10M Zn(NO3)2 is added to 10. mL of 0.65M NaOH. Find Kc for: (See exp. 4 and dry lab/exp.6) Zn^2+ + 40H^--> Zn(OH)402- if pH of the solution is found to be 9.79
23. Will a precipitate form when 100. mL of 8.0x 103 M Pb(NO3)2 is added to...
23. Will a precipitate form when 100. mL of 8.0x 103 M Pb(NO3)2 is added to 400. mL of 5.0 x 10-3 M Na2SO4? The Ksp of PbSO4 is 6.3 x 10-7 A. No precipitate forms because Qsp Ksp B. Yes, a precipitate forms because Qsp>Ksp C. No precipitate forms because Qsp> Ksp es, a precipitate forms because Qsp Ksp
If 15.0 mL of 8.80×10-4 M Pb(NO3)2 are added to 22.0 mL of 3.10×10-5 M KI,...
If 15.0 mL of 8.80×10-4 M Pb(NO3)2 are added to 22.0 mL of 3.10×10-5 M KI, will solid PbI2 (Ksp = 8.7×10-9) precipitate? If a precipitate will not form, what iodide ion concentration will cause a precipitate of lead iodide to form? If a precipitate will form, what is the minimum [I-] that could have been present without initiating precipitation? Assume the total volume used in the above example. M
What is the pH of 10.0 mL of 2.0 x 10-4 M HCI? 0 2.70 O...
What is the pH of 10.0 mL of 2.0 x 10-4 M HCI? 0 2.70 O 3.70 O 0.70 O 10.0 O 5.70 What is the concentration of Ht in a 1.8 M HBr solution? O 1.0 M O 5.0 M O 1.8 M O 3.6 M O 10.M
The Ka for HOBr is 2.8 x 10 ^-9. You titrate 20.0 mL of a 0.400...
The Ka for HOBr is 2.8 x 10 ^-9. You titrate 20.0 mL of a 0.400 M HOBr solution using a 0.400 M NaOH. What is the pH after 10.0 mL of NaOH have been added (1/2 equivalence pt) and after 22.0 mL of NaOH have been added (overshot endpoint)? pH after 10.0 mL of 0.400 M NaOH = pH after 22.0 mL of 0.400 M NaOH = (total volume = 42.0 mL)
Will a precipitate form when 100.0 mL of 6.8 x 10-4 M Mg(NO3)2 is added to 100.0 mL of 1.2 x 10-4 M NaOH? The ion product for Mg(OH)2 is 1. Since Q is than Ksp, Mg(OH)2 precipitate from the solution.
Will a precipitate form when 100.0 mL of
4.6x10^-4M is added to 100.0 mL of 2.2x10^-4
M ?
Will a precipitate form when 100.0 mL of 4.6 x 10-4 м Mg(NO3)2 is added to 100.0 mL of 2.2 x 10 M NaOH? The ion product for Mg(OH)2 is Q is Кр. Mg(OH)2 Since than precipitate from the solution
(greater, less)
(will,will not)
Will a precipitate form when 100.0 mL of 5.2 x 10-4 M Mg(NO3), is added to 100.0 mL of 1.4 x 10-4 M NaOH? The ion product for Mg(OH), is Q is c than Since Кsp? Mg(OH)2 -- precipitate from the solution.
QUESTION 3 A solution is prepared by mixing 30.0 mL of 0.60 M Ba(NO3)2 and 30.0 mL of 0.60 M Ca(NO3)2. Sodium fluoride is added to the mixture. Assume there is no volume change from the addition of sodium fluoride. Which compound precipitates first and at what concentration of F will we first see the precipitate form? Ksp BaF2 = 1.8 x 107 and Ksp CaF2 = 1.5 x 10-10 1. BaF2; 3.6 × 10-3M 2. CaF2; 7.2 10-4 M...
question 17 & 18
Q17. A 5.0 x 10-M solution of Mn is gradually made more basic by adding NaOH. At what pH will manganese(II) hydroxide begin to precipitate? For Mn(OH)2. Kip - 2.0 x 10-13 Q18. A solution is 0.010 M in each of Pb(NO3)2. Mn(NO3). and Zn(NO3)2. Solid NaOH is added until the pH of the solution is 8.50. Which of these three metal ion(s) will precipitate as a hydroxide? Salt KR Pb(OH)2 1.4 x 10-20 Mn(OH)2 Zn(OH)2...
Help, please!
9) 25mL of 0.10M Zn(NO3)2 is added to 10. mL of 0.65M NaOH. Find Kc for: (See exp. 4 and dry lab/exp.6) Zn^2+ + 40H^--> Zn(OH)402- if pH of the solution is found to be 9.79
9) 25mL of 0.10M Zn(NO3)2 is added to 10. mL of 0.65M NaOH. Find Kc for: (See exp. 4 and dry lab/exp.6) Zn^2+ + 40H^--> Zn(OH)402- if pH of the solution is found to be 9.79
23. Will a precipitate form when 100. mL of 8.0x 103 M Pb(NO3)2 is added to 400. mL of 5.0 x 10-3 M Na2SO4? The Ksp of PbSO4 is 6.3 x 10-7 A. No precipitate forms because Qsp Ksp B. Yes, a precipitate forms because Qsp>Ksp C. No precipitate forms because Qsp> Ksp es, a precipitate forms because Qsp Ksp
What is the pH of 10.0 mL of 2.0 x 10-4 M HCI? 0 2.70 O 3.70 O 0.70 O 10.0 O 5.70 What is the concentration of Ht in a 1.8 M HBr solution? O 1.0 M O 5.0 M O 1.8 M O 3.6 M O 10.M
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