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What is the value of the equilibrium constant at 25 oC for the reaction between the pair: Mn(s) and Ag+(aq) to give Ag(s) and Mn2+(aq) Use the reduction potential values for Ag+(aq) of +0.80 V and for Mn2+(aq) of -1.18 V, E-notation with NO decimal places (e.g., 2 x 10-2 would be 2E-2; and 2.12 x 10-2 would also be 2E-2.).
If desalinated water costs 2250 per acre-foot, how much does desalinated water cost per liter?
Given that mercury has a Hvap of 59.11 kJ/mol and its normal boiling point is 356.7°C, calculate the vapor pressure in mm Hg at room temperature, 25°C.
The likely formula for the compound is Ni(N2H4)2(ClO4°2 where the hydrazine is a neutral ligand and the nickel is +2. If 10g of this compound reacted completely into its component elements, how many liters of gas would be produced at 298K and 1atm..
a gas has a volume of 534 ml at 25 degrees celsius and under a pressure of 73.0 cmhg. correct the volume to standard
How many liters of oxygen are needed to exactly react with 19.8 g of methane at STP?
2 NH3 + CH3OH → products . How much NH3 is needed to react exactly with 21 grams of CH3OH
A stock solution of lactic acid is 0.04M and a stock solution of lactate is 0.25M. Calculate the pKa of lactic acid given that at these concentrations the pH is 3.90
A mixture consisting of 0.130 mol N2, 0.041 mol O2, 0.100 mol CH4, and an unknown amount of CO2 occupies a volume of 8.90 L at 25°C and 1.09 atm pressure. How many moles of CO2 are there in this sample
Calculate the activation energy for the following reaction if the rate constant for the reaction increases from 84.2 M-1s-1 at 497 K to 1310 M-1s-1 at 794 K.
What must the oxygen content (in percent by volume) be when the total pressure exerted on the diver is 4.0 atm?
What term expresses the ratio of moles of reactants and products according to the coefficients in the balanced chemical equation?
The vapor pressure of ethanol is 10. torr at -2.3 degrees celsius and 40. torr at 19 degrees celsius.
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