A current of 4.87 A is passed through a Fe(NO3)2 solution. How long (in hours) would...

A current of 4.87 A is passed through a Fe(NO3)2 solution. How long (in hours) would this current have to be applied to plate out 8.20 g of iron?

Expert Solution

queen_honey_blossom answered 2 years ago

(A) A current of 4.62 A is passed through a Ni(NO3)2 solution for 1.70 hours. How...

(A) A current of 4.62 A is passed through a Ni(NO3)2 solution for 1.70 hours. How much nickel is plated out of the solution? (B) A current of 4.09 A is passed through a Cr(NO3)2 solution. How long (in hours) would this current have to be applied to plate out 7.70 g of chromium?

Above what Fe2+ concentration will Fe(OH)2 precipitate from a buffer solution that has a pH of 9.99? The Ksp of Fe(OH)2 is 4.87

If theres saturated aqueous solution of Fe(OH)2 at 25°C and Ksp = 4.87 × 10−17, which...

If theres saturated aqueous solution of Fe(OH)2 at 25°C and Ksp = 4.87 × 10−17, which one is false statement? A. Adding acid to the solution will increase the solubility. B. Fe(OH)2 is a strong electrolyte. C. The pH of the solution will be greater than 7. D. The solubility of the salt will be equal to [OH−]. E. Addition of more solid Fe(OH)2 to the solution will increase the hydroxide ion concentration. Whats pH of saturated solution of Mg(OH)2?...

How many moles are in 20.2 g of Fe(NO3)2

25.0 mL of a 1.00 M Fe(No3)2 solution was reacted with 25.0 mL of a 0.700M...

25.0 mL of a 1.00 M Fe(No3)2 solution was reacted with 25.0 mL of a 0.700M solution of K3PO4 to produce the solid Fe3(PO4)2 by the balanced chemical equation 3 Fe(NO3)2(aq)+ 2 K3PO4(aq)--->Fe3(PO4)2(s)+ 6 KNO3(aq) What is the limiting reagent? How many grams of Fe(PO4)2 will be produced?

How long would it take in hours to administer exactly 600 mL of fluid through an...

How long would it take in hours to administer exactly 600 mL of fluid through an IV with a drop factor of 20 gtt/mL if the drip rate is 70 gtt/min?

complete equation and net ionic equation: 1. Zn+CuSO4+ZnSO4+Cu 2. 2Zn+Fe(NO3)2=Fe+2Zn(NO3) 3. Zn+SnCl4=4ZnCl+Sn

A solution is 0.010 M in each of Pb(NO3)2, Mn(NO3)2, and Zn(NO3)2. Solid NaOH is added...

A solution is 0.010 M in each of Pb(NO3)2, Mn(NO3)2, and Zn(NO3)2. Solid NaOH is added until the pH of the solution is 8.50. Which of the following is true? Pb(OH)2, Ksp= 1.4 x10^-20 Mn(OH)2, Ksp= 2.0 x 10^-13 Zn(OH)2, Ksp= 2.1 x10^-16 A) No precipitate will form. B) Only Pb(OH)2 will precipitate. C) Only Mn(OH)2 wil precipitate. D) Only Zn(OH)2 and Pb(OH)2 will preipitate. E) All three hydroxide will preipitate.

Create/draw a clear and organized FLOWCHART for K+, Fe+2 or Fe+3, Ni+2, Cr+3, NO3- and PO4-3....

Create/draw a clear and organized FLOWCHART for K+, Fe+2 or Fe+3, Ni+2, Cr+3, NO3- and PO4-3. Discuss observations for any precipitate/color changes, what you would see if it was or wasn't there, etc.

in part 1 of this experiment how are solution of unknown Fe(SCN)2+ made?

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