Question 4 (1 point) Write the cell diagram for the reaction 2AgCl(s) + H2(g) --> 2Ag(s)...
1.) Given the following notation for an electrochemical cell Pt(s) | H2(g) | H+(aq) || Ag+(aq) | Ag(s), what is the balanced overall (net) cell reaction? A. H2(g) + 2Ag(s) ® H+(aq) + 2Ag+(aq B. H2(g) + 2Ag+(aq) ® 2H+(aq) + 2Ag(s) C. H2(g) + Ag+(aq) ® H+(aq) + Ag(s D. 2H+(aq) + 2Ag(s) ® H2(g) + 2Ag+(aq) E. 2H+(aq) + 2Ag+(aq) ® H2(g) + 2Ag(s) 2.) Calculate E°cell for the following (nonspontaneous) reaction: Cd(s) + 2Fe3+(aq) ® 2Fe2+(aq) + Cd2+(aq) → A. -0.37...
4. The following balanced redox reaction occurs in voltaic cell at 25°C H2 (g) + 2Ag+ (aq) → 2H* (aq) + 2 Ag (s) 2H+ + 2e → H2 (g) EⓇ = 0.00V Ag (aq) + le → Ag(s) E = +0.80V a. Write the two half-reactions (oxidation and reduction) occurring in the cell. Clearly indicate which reaction shows oxidation and which shows reduction. Clearly indicate which reaction occurs at the anode and which reaction occurs at the cathode. (4...
Question 1 (1 point) The cell diagram for the reaction in which hydrogen gas reduces Cu2+(aq) is O Pt(s) | H2(8)| H+(aq) || Cu2+(aq) | Cu(s) O Pt(s) | Cu2+(aq), H+(aq) || H2(g) | Pt(s) Opt(s) | Cu2+(aq) | H2(8) || H+(aq) | Pt(s) O Cu(s) | Cu2+(aq) || Ht(aq)| H2(g) | Pt(s) O Cu(s) | Cu2+(aq) || 02(E) | H2(g) | Pt(s)
Give the sign of AS for the following reactions > Ag+ (aq) + Cl (aq) --> AgCl (s) [Select] < N2(g) + 3H2(g) --> 2 NH3(g) [Select]
Question 5 (1 point) Given: MnO4 (aq) + H+(aq) + Cl (aq) --> Mn2+(aq) + Cl2(g) + H2O(1) If the coefficient of MnO4 in the balanced equation is 2, what are the coefficients of H+, Cl- and Cl2, respectively? 8,5,5 0 16, 10,5 010, 10,5 o 4, 8, 4 08, 10,5
Reset Help Chemical Reactions Chemical Equations |O2(g)--> 2CO2(g) +1 Ag(s)+ Cl2(g) Combustion CHOI l(l) + | 1H2O(l) + energy Decomposition Single replacement Double replacement AgCl(s) → AgNO3(aq) + Zn(s) → g(s)+Zn(NOs)2laq) Bacl2(aq) +사(SO4)3(aq)-> 3BaSOg(s) + | |AICI3(aq) Combination H2(g) + 12(g) →
Question 10 (1 point) Given: MnO4 (aq) + H*(aq) + CI (aq) --> Mn2*(aq) + Cl2(g) + H2O(1) If 10 electrons are transferred in the balanced equation, what is the coefficient of CI-? ООООО
The reaction of sodium(s) with water(l) to form sodium hydroxide(aq) and hydrogen(g) proceeds as follows: 2Na(s) + 2H2O(1)—>2NaOH(aq) + H2(g) When 5.91 g Na(s) reacts with sufficient H2O(1), 47.4 kJ is evolved. Calculate the value of A,H for the chemical equation given. kJ/mol Submit Show Approach Show Tutor Steps
Question 7 (1 point) Given: MnO4"(aq) + H+ (aq) + CI+(aq) --> Mn2+ (aq) + Cl2(g) + H2O(1) If the coefficient of MnO4" in the balanced equation is 2, how many electrons are transferred in the reaction? O2 05 08 07 Question 8 (1 point) Write the cell diagram for the reaction Cl2(g) + 2Br" (aq) --> 2C1"(aq) + Br2(1) O Pt(s) CI+(aq), Br"(aq) || Br2(1) C12(g) | Pt(s) O Pt(s) | Br2(1) | Br"(aq) || C1"(aq) | C12(g) |...
QUESTION 8 Based on the following cell notation, write a balanced and complete redox reaction: Ca), sat. KCI Fe, Fe2 |Pt Ag) AgCl O A. Ag(s) +CI-(aq)Fe2+ AgCI (s) +Fe3+ = O B. AgCl (s)+ Fe2+ = Ag(s) +CI-(aq) Fe3+ CAg(s) +CI-(aq) + Fe2+ = AgCl(s) + Fe3+ D.Ag(s)CI-(aq) + Fe3+ AgCl(s)+ Fe2+ E. Ag(s)+CI-(aq)+2Fe2+= AgCI(s) +2FE3+