Question 20 2.75 pts Write a balanced chemical equation for the overall reaction represented by the...
Write a balanced net ionic equation for the overall reaction represented by the cell notation below 4. Zn(s) I ZnCl2(aq) II HCl(aq) I Halg) | Pt(s)
/ Question 8 / Write a balanced net ionic equation for the overall reaction represented by the cell notation below. Ag Agl|I || Fe2+, Fe3+ Pt Fe2+(ag) + Agi(s) — Fe3+(aq) + Ag(s) + F(ag) Fe?"(aq) + 21(aq) - Fe2+(aq) + 12(5) Fe3+(aq) + Ag(s) + 1-(aq) - Fe2+(aq) + AgI(s) Fe2+(aq) + Ag(s) +1-(aq) - Fe3+(aq) + AgI(s) Fe3+(ag) + Agi(s) - Fe2+(aq) + Ag(s) + (aq)
QUESTIONS AND PROBLEMS Voltaic Cells 1. Write a balanced chemical equation for the overall cell reaction represented as a. (Pt) H2/H (Pt) Fe +/Fe2+ b. Cd/Cd2+ | Ni?+/Ni c. (PL) CI-/C1, | (Pt) MnO,-/Mn an aqueous gram of the Write the overall equa 6. Follow tl cell in which aqucous solt rrverale The
Part A Write a balanced equation for the overall cell reaction in the following galvanic cell Pt(s) Br (aq) Br2 () || Cl2 (g) | Cl- (aq) Pt(s) Express your answer as a chemical equation including phases. ΑΣφ ? а а ха х Хъ b b Request Answer Submit 11L
4) Consider the following balanced conventional equation. (21 pts) Zn(s) + H2SO, (aq) → Znso. (aq) + H2 (9) Individual oxidation numbers: a. Assign oxidation numbers to each element as indicated by the boxes in H SO, Zn in ZnSOS in Znso. O in ZnSO, and H in H2) (6 pts) b. Write the total ionic equation for the reaction above. (9 pts) ndicated by the boxes above. (i.e. Zn in Zn(s), H c. Write the net ionic equation for...
Which chemical species is reduced in a voltaic cell represented by the the following cell diagram? Zn(s) | Zn2+(aq) || H+(aq), HCOOH(aq) | CO2(g) | Pt(s) CO2(g) Zn(s) H(aq) Zn2+(aq) OHCOOH(aq)
Given the following line notation for an electrochemical cell, write the balanced net equation: Zn(s) | Zn2+ (aq, 1 M) || H+ (aq, 1 M), MnO4 - (1 M), Mn2+ (1 M) | Pt
The electrochemical cell described by the balanced chemical reaction has a standard cell potential of -0.2 V. Calculate the equilibrium constant (Kc) for the reaction at 298 K. Round your answer to 3 significant figures. H2SO3(aq) + H2O(l) → H2(g) + SO42-(aq) + 2H+(aq) The electrochemical cell described by the cell notation has a standard cell potential of -0.10 V. Calculate the value (kJ) for the ΔG˚ of the cell. Round your answer to 3 significant figures. Pt(s) l Cr3+(aq),...
7) At 1500°C the equilibrium constant for the reaction CO(g) + 2H2(g) → 키.4x10-7. Calculate AG)for this reaction at 1500°C A) 105 kJ/mol B)-105 kJmol C)1.07 kJ/molD) CH,011(g) has the value K, D)255 8) Determine the equilibriurn constant K, at 25°C for the reaction Nag) + 3H2(g) → 2NHO 3 kJ/mol A) 1.52 x 106 B) 6.60 x 10 9) Predict the sign of AS for the reaction 02(g) → 20(g). C) 828 x 10D) 2.60 A) Negative B) zero...
Write a balanced equation for the overall reaction that powers the cell. Be sure the reaction is spontaneous as written. Do you have enough information to calculate the cell voltage under standard conditions? Yes No If you said it was possible to calculate the cell voltage, do so and enter your answerNV here. Be sure your answer has the correct number of significant digits A chemist designs a galvanic cell that uses these two half-reactions half-reaction standard reduction potential Eed+1.51...