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Using the reduction potentials given, calculate the equilibrium constant,K, at 25 degrees Celsius for the reaction.
(Ag ^{+}(aq) + Fe^{2+} <---->Ag(s) +Fe^{3+}(aq))
(Fe^{3+}(aq)+e^{-} <------>Fe^{2+}(aq) , +0.77v)
(Ag ^{+}(aq) + e^{-} <-------> Ag(s) , +0.80 volts)
a sample of sodium reacts complete with 0.497kg of chlorine, forming 819g sodium chloride. what mass of sodium reacted?
What is the rate of reaction of O2? What is the rate of formation of N2O5?
Consider the electronic transition from n = 2 to n = 4 in a hydrogen atom and select the correct statement below.
If 6.830 moles of an ideal gas has a pressure of 3.290 × 105 Pa and a volume of 0.105 m3, what is the temperature of the sample in degrees celsius
A constant current of 5.00mA is allowed to flow through an electrochemical cell for 528 seconds as Ag+ is reduced to silver metal from 100.0mL of an aqueous sample.
If the coal is burned in a power plant that uses 1900 tons of coal per day, what mass of calcium oxide is required daily to eliminate the sulfur dioxide?
Complete and balance the following if a reaction occurs. Write your answer as net ionic equation and include physical states of all compounds (including for water).
When 26.0 mL of 0.675 M H2SO4 is added to 26.0 mL of 1.35 M KOH in a coffee-cup calorimeter at 23.50°C, the temperature rises to 30.17°C. Calculate H of this reaction per mole of H2SO4 and KOH reacted.
find the wt percent of C and H. find the smallest integer ration of C:H in the compound
What is the activation energy in kJ/mol? What is the rate constant at 100 degrees C?
Calculate the change in entropy when one mole of ice at ?10.0°C and 1 atm is converted to liquid water at ?5.0°C and 1 atm. The molar enthalpy of fusion for H2O
As a scuba diver descends under water, the pressure increases. At a total air pressure of 2.96 atm and a temperature of 25.0 C, what is the solubility of \rm N_2 in a diver's blood?
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