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Calculate the cell potential at 298 K of the galvanic cell below. Assume no current draw and a perfect salt bridge.
Pt(s)| Cu2+ (0.05 M), Cu+ (0.50) || Fe2+ (0.01 M), Fe3+ (0.10 M) | Pt(s)
Determine the cell reaction, the standard cell potential (E0cell) and the half-cell that acts as the cathode for the voltaic cells composed of the following half-cells.
Calculate the freezing point depression constant (Kf) of phenol ? c)If 24.5899g of unknown was added to 838.72g of phenol to prepare the solution, calculate the molar mass (MM) of the unknown.
A crystalline unit cell contains oxygen atoms on all edges of the cell and rhenium atoms on each corner. What is the formula for rhenium oxide
Determine the ratio of the work delivered by the turbine to the work consumed by the pump. Assume the entire cycle to be reversible and the heat losses from the pump and the turbine to be negligible.
This is equal to the number of moles of HCL present in the 5.00mL of HCL delivered to the flask. Compute the molarity of the HCL.
What is the purpose of sulfuric acid or phosphoric acid used in the acetylation reaction? Use equations to explain this purpose.
If 0.176 moles of Mg have combined with 0.220 moles of O, what is the empirical formula of the product?
A 52.0-g sample of an alloy at 93.0°C is placed into 379 g of water at 22.0°C in an insulated coffee cup. Assume that no heat is absorbed by the cup.
A 31 L tank contains a gas under a pressure of 617 atm. What volume would the gas occupy at the same temperature at 900 torr of pressure? Answer in units of L.
How many grams of butane must be burned to provide the heat needed to melt a 85.0-g piece of ice (at its melting point) and bring the resulting water to a boil (with no vapourization)? Assume a constant pressure of 1 bar and use the following data
What are two primary advantages of using nuclear power? Uranium reserves on our planet are 5 million metric tons.
4HCl + MnO2 = MnCl2 + 2H2O + Cl2 When 1.22 mol of HCl reacts with excess MnO2, how many moles of Cl2 form?
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