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What is the voltage of the cell: silver-silver chloride electrode || saturated calomel electrode given that the potential for the Ag|AgCl electrode in a saturated KCl solution is 0.197 V and the potential for a saturated calomel electrode is 0.241 V.?
Identify the species oxidized, the species reduced, the oxidizing agent and the reducing agent in the following electron transfer reaction.
Determine the molarity of a solution of twenty grams of Ammonium bromide, NH4Br, in enough water to produce 132 mL of solution?
Ethyl acetate can be prepared from ethanol as the only organic starting material.
A sample of gas occupies 250 mL at STP. What is the temperature if the gas expands to 1500 mL at a pressure of 0.500 atm?
Hydrogen sulfide () is a common and troublesome pollutant in industrial wastewaters. One way to remove is to treat the water with chlorine, in which case the following reaction occurs:
The mass of iron produced by the reaction of 7.00 kg of Fe2O3 and 3.00 kg of CO is 3.55 kg. What is the percent yield? (Atomic weights: Fe = 55.85, O = 16.00, C = 12.01)
A patient has 48 ml. of blood drawn and this volume of blood has a mass of 39.5 g. what is the specific gravity of the blood?
a three carbon species that has a carbon level of zero at each carbon atom. b) two compounds that contain three carbon atoms and have a carbon atom with a carbon level of 1.
what volume of Cl2 gas will be in a balloon after a 3.95 L sample at ATP is put into an oven set for 70.0 C
when 0.500 l of a 1.00 m solution of Pb( NO3) 2 is mixed with 0.500 l of a 1.00 m solution of Kl how many grams of lead(II) iodide are formed
What is the pH of a solution prepared by mixing 200 ml of 0.1 M HCl with 300 ml of 0.1 M sodium acetate and diluting the mixture to 1 L?
a mixture of gases containing .20 mol of SO2 and .2 mol of O2 in a 4.0L flask reacts to form SO3. If the temperature is 25C, what is the pressure in the flask after reaction is complete?
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