Fill in the Blanks Type your answers in all of the blanks and submit Balance this redox reaction. Determine the El for the reaction and whether the reaction is spontaneous or nonspontaneous as written. K+(aq) + Ga(s) – K(s) + Ga3+ (g) The Eel for this reaction is Type your answer here V. As written this reaction is .(Enter spontaneous or Type your answer here nonspontaneous.)

Fill in the Blanks Type your answers in all of the blanks and submit Balance this redox reaction. Determine the El for the reaction and whether the reaction is spontaneous or nonspontaneous as written. K+(aq) + Ga(s) – K(s) + Ga3+ (g) The Eel for this reaction is Type your answer here V. As written this reaction is .(Enter spontaneous or Type your answer here nonspontaneous.)

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

13.76 Round your answers to 6 decimal places
14 15 L What is AG for a redox reaction where 1 mole of electrons are transferred and Eº =-2.15 V? (F= 96,500 J/(V-mol)) What is the value of n in the Nernst equation for the reaction 2 Co³(aq) + Fe(s) → 2 Co²+ (aq) + Fe²+ (aq). > 7
A chemist designs a galvanic cell that uses these two half-reactions: MnO4(aq)+8H (aq) +Se Fe³+ (aq) +e Write a balanced equation for the half-reaction that happens at the cathode. Write a balanced equation for the half-reaction that happens at the anode. half-reaction Write a balanced. equation for the Answer the following questions about this cell. 0 - Mn² (aq) + 4H₂O(1) Fe (aq) standard reduction potential +1.51 V Ered=+0.771 V 20 "red =
A layer of chromium is electroplated on an automobile bumper by passing a constant current of 40.0 A through a cell that contains Cr3+(aq). How many hours are required to deposit 151 g of chromium? Note: Electroplating is the formation of a metal by the reduction of a metal cation. Select one: a. 32.7 h b. 58.4 h c. 5.84 h d. 3.27 h e. 19.5 h f. 1.95 h
232. Subject :- Chemistry
For the following redox reaction calculate the Ecell and K at 298 K. 2Na+(aq) + Ca(s)→2Na(s) + Ca2+(aq) Half Reaction E(V) Na+(aq) + e- → Na(s) -2.71 Ca2+(aq) + 2e- → Ca(s) -2.87
Choose the correct answer. For the electrochemical cell producing a lot of gas the increase in temperature Select one: a. leaves the standard cell potential unchanged. b. decreases the standard cell potential. c. increases the standard cell potential.
2 A certain metal M forms a soluble nitrate salt M(NO3)₂. Suppose the left half cell of a galvanic cell apparatus is filled with a 1.00 M solution of M(NO3), and the right half cell with a 100. mM solution of the same substance. Electrodes made of M are dipped into both solutions and a voltmeter is connected between them. The temperature of the apparatus is held constant at 35.0 °C. left x10 Which electrode will be positive? right X ? What voltage will the voltmeter show? Assume its positive lead is connected to the positive electrode. 0 Be sure your answer has a unit symbol, if necessary, and round it to 2 significant digits.
Which of the following is the correct shorthand notation for the overall cell reaction given below. Mg(s) + Cu2+(aq) → Mg2+(aq) + Cu(s) Select one: a. Mg(s) | Mg2+(aq) || Cu2+(aq) | Cu(s) b. Cu(s) | Mg2+(aq) || Cu2+(aq) | Mg(s) c. Mg(s) | Cu2+(aq) || Mg2+(aq) | Cu(s) d. Cu(s) | Cu2+(aq) || Mg2+(aq) | Mg(s)
What is the E°cell (in V) for a redox reaction that has equilibrium constant K =7.3 x 10-9 at 25°C ? Assume 2 electrons are transferred in the balanced redox reaction. Remember: if you want to express an answer in scientific notation, use the letter "E". For example "4.32 x 104" should be entered as "4.32E4".
If 1.0 Amp of current is used to reduce the following metal ions to metal for a period of 25 seconds, which solution will produce the largest mass of metal? A. 0.2 M Cu2+ B. 0.1 M Ag+ C. 0.5 M Sn4+ D. 0.1 M Cr3+
Which redox reaction is spontaneous? OCr(s) + Al³+ (aq) → Cr** (aq) + Al(s) OPb(s) + Co²+ (aq) - Pb2+ (aq) + Co(s) OCu(s) + Zn²+ (aq) Cu²+ (aq) + Zn(s) -> O Mn(s) + Fe2+ (aq) - Mn²+ (aq) + Fe(s)