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Enter the half-reactions and the balanced cell reaction for the following galvanic cells. (Enter states of matter in your answer.)
(a) Cd(s) | Cd2+(aq) || Au3+(aq) | Au(s)
(b) Fe(s) | Fe2+(aq) || Br2(aq), Br-(aq) | Pt(s)
(c) Cr(s) | Cr3+(aq) || Cu2+(aq) | Cu(s)
Diethyl ether C4H10O(l), a flammable compound that has long been used as a surgical anesthetic has a structure
Determine the mass of snow that can be completely melted - Determine the mass of snow (frozen water) that can be completely melted with the application
For the following reactions, identify the substance that is the oxidizing agent and the substance that is the reducing agent.
Calculate the molarity of a solution of glycerol made by dissolving 67.000 mL glycerol at 15 C in enough water to make 320.00 mL of solution.
The equilibrium constant, Kp , for the reaction CO(g) + H2O(g)-> CO2(g) + H2(g) at 986°C is 0.63. A rigid cylinder at that temperature contains 1.2 atm of carbon monoxide, 0.20 atm of water vapor
How much heat is required to warm 227 g of ice from -45.5°C to 0.0°C, melt the ice, warm the water from 0.0°C to 100.0°C, boil the water, and heat the steam to 173.0°C.
Calculate the pH at the equivalence point of a titration of 0.3326 g of THAM (pka=5.92) dissolved initially in 25 mL of H2O
What is the ratio of acetate to acetic acid? What is the ratio of ethylamine to ethylammoniun ion?
450 mL of oxygen is bubbled through water at 10 degrees celsius and exerts 720.0 torr. What volume will the dry gas occupy at 730.0 torr and 10 degrees celcius?
A compound is constituted by mass of 52.1% carbon and 13.1% hydrogen, the rest being oxygen. Given that a volume of 5.33 L of this gas has a mass of 11.5 g at 13 °C and 110 kPa, find the molecular formula for this compound.
If an aqueous solution has a hydronium ion concentration ([H3O+]) of 5.10 x 10-9 mol/L, what is the hydroxide ion concentration ([OH-]) in the solution
What will happen to the equilibrium as OH- ions are added?
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