A galvanic cell at a temperature of 25.0 °C is powered by the following redox reaction: 2Cr3+ (aq) + 3 Ca(s) → 2Cr(s) + 3Ca²+ (aq) Suppose the cell is prepared with 6.35 M Cr³+ in one half-cell and 0.492 M Ca2+ in the other half. Calculate the cell voltage under these conditions. Cr3+ (aq) + 3e → Cr(s) Ered = -0.744 V Ca2+ (aq) + 2e → Ca(s) Ered = -2.868 V The standard cell potential (E°) for this galvanic cell is [Select] V. There are [ Select] + moles of electrons transferred during to operate this galvanic cell. Under these conditions, the reaction quotient is [Select] and the cell volatage is [Select] V. In order to increase the cell voltage for this cell, [Select ]

Find the voltage of the cell if the right half-cell contains 0.330 M AgNO₃ (aq) and the left half-cell contains 0.115 M Cu(NO₃)₂ (aq). Express your answer to three significant figures.

Help with the following question Round the answer to 3 sig figs

|| Using the Nernst equation to calculate nonstandard cell voltage A galvanic cell at a temperature of 25.0 °C is powered by the following redox reaction: 0 2+ 2+ Cu (aq) + Zn (s) → Cu (s) + Zn²+ (aq) 2+ 2+ Suppose the cell is prepared with 1.39 M Cu in one half-cell and 2.14 M Zn in the other. Calculate the cell voltage under these conditions. Round your answer to 3 significant digits. 0 x10 ロ・ロ X μ

the Nernst equation to calculate nonstandard cell voltage A galvanic cell at a temperature of 25.0 °C is powered by the following redox reaction: 2+ 2+ Sn²+ (aq) + Ba(s) → Sn (s) + Ba²+ (aq) 2+ 2+ in one half-cell and 3.14 M Ba Suppose the cell is prepared with 2.84 M Sn Calculate the cell voltage under these conditions. Round your answer to 3 significant digits. 0 ロ・ロ μ 00 09 Ś ? in the other.

4. A galvanic cell consisting of a magnesium electrode and a standard hydrogen electrode is constructed. The cell generates a voltage, Ecell, of 2.099 V. The standard reduction potential for the two half-cell reactions are as follows: Mg²+ (aq) + 2e → Mg (s) 2H+ (aq) + 2e → H₂ (g) -2.38 V OV (i) Determine the standard cell potential, Eºcell. (ii) Assuming a Mg²+ (aq) concentration of 1 mol dm³ and a H₂ (g) pressure of 1 atm, calculate the theoretical pH of the cell. You may use concentrations/partial pressures in place of activities.

What is the overall reaction for the following cell line notation of a galvanic cell? Al(s)|AI3*(aq) || H*(aq) |H2(g)|Pt(s) 2H2(g) + Al3+*(aq) + Pt(s) → Al(s) + PtH4(s Al(s) + 3H*(aq) + Pt(s) → AI3+(aq) + PtH3(s) 3H2(g) + 2AI3*(aq) → 6H*(aq) + 2AI(s) 2AI(s) + 6H*(aq) → 2AI3+(aq) + 3H2(g 2A13+(aq) + 6H*(aq) → 3H2(g) + 2Al(s)

Calculate the cell voltage under these conditions. Round your answer to 3 significant digits.

A galvanic cell at a temperature of 25.0 °C is powered by the following redox reaction: 2Cr³+ (aq) + 3 Ca(s) → 2Cr(s) + 3Ca²+ (aq) Suppose the cell is prepared with 6.35 M Cr³+ in one half-cell and 0.492 M Ca²+ in the other half. Calculate the cell voltage under these conditions. Cr³+ (aq) + 3e → Cr(s) Ca²+ (aq) + 2e →→ Ca(s) There are 6 galvanic cell. Er The standard cell potential (E°) for this galvanic cell is +2.124 red = -0.744 V Ered= -2.868 V volatage is 2.15 Under these conditions, the reaction quotient is moles of electrons transferred during to operate this V V. 0.00295 In order to increase the cell voltage for this cell ✔ [ Select ] V. and the cell It is impossible to change the voltage Not enough information Q>1 Q<1 3

A galvanic cell at a temperature of 25.0 °C is powered by the following redox reaction: 2+ 2103 (aq) +12H (aq)+5Co (s) → I2 (s)+6H₂O (1)+5Co²+ (aq) + Suppose the cell is prepared with 0.361 MIO3 and 7.57 M H in one half-cell and 2.53 M Co Calculate the cell voltage under these conditions. Round your answer to 3 significant digits. ☐ μ ロ・ロ 2+ in the other.