What is the standard cell potential of a cr-hg cell
What is the standard cell potential of a Cr-Hg cell? (Remember to switch one-half reaction to oxidation and to balance the number of electrons--use paper.)
Cr3+(aq)+ 3e- → Cr(s) Eo = -0.74 VHg2+(aq)+ 2e- → Hg(l) Eo = +0.789 V
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A quantity of N2 originally held at 3.80 atm in a 1.00L container at 26oC is transferred to a 10.0L container at 20oC. A quantity of O2(g is originally at 4.75 atm and 26oC in a 5.00L container is transferred into the same container. What is the t
Calculate the standard cell potential (E^circ) for the reaction rm X {(s)}+ rm Y^{+}{(aq)} rightarrow rm X^{+}{(aq)}+ rm Y {(s)}
A first-stage recovery of magnesium from seawater is precipitation of Mg(OH)2 with CaO: What mass of CaO, in grams, is needed to precipitate 1000lb of Mg(OH)2?
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The standard free energy change for the formation of N2H4(l) from elements is +149 kJ/mol at 25 °C. What is the equilibrium constant for the reaction? (R = 8.314 J/K·mol)
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when 50.0 grams of acetylene is allowed to react with excess oxygen, 75.0 grams of CO2 are formed. What is the percent yield of carbon dioxide?
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