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Given the following equilibrium constant at 25 C, calculate the equilibrium constant for the unknown reaction below.
Equation Equilibruim
CO3^2-(aq) + H3O+ > HCO3^- + H2O(l) 2.1 x10^10
HCO3^- +H3O^+(aq) > H2CO3(aq) + H2O(l) 2.4 x10^6
H2CO3(aq) +2H2O(l) > 2H3O^(aq)+ CO3^2-(aq)?
Water at 0 degrees C was placed inside a vessel maintained at low pressure by a vacuum pump. After some of the water evaporated, the remainder froze. If 1.2g of water evaporated, how much ice was obtained? Use the heats of vaporization and fusion ..
Aminotransferases are enzymes that catalyze the interconversion of amino acids and ?-keto acids. In this way, they can provide the carbon needed for gluconeogenesis from amino acids supplied by dietary protein
Copper has a specific heat of 0.092 cal/(g·°C). When 52.7 cal of heat is added to a piece of copper, the temperature increases from 22.4°C to 38.6°C. What is the mass of the piece of copper
Calculate the wave-lenght for the following reactions: NO2 dissociating in NO and O2 and NO2 dissociating in N + 2O, given: DeltaHf: NO2
Which substance would you expect to have a higher melting temperature, ethane, made with 2 carbon atoms (two methanes stuck together), or octane with carbon atoms (eight methanes stuck together)?
How much salicylic acid is required to produce 1.1 x 102 kg of aspirin assuming that all of the salicylic acid is converted to aspirin
how many liters of gasoline would you need to buy to complete a 142- trip in Europe? Use the following conversions
How long would a current of 100.0 amp need to be passed through a Al 3+ solution in an electrolysis cell to produce 40.0 g of aluminum metal? Al = 26.98 g/mol F = 96485 C/mol
An analysis shows that you need to neutral 3.27 meq/100gof acidity. How much of finely ground pure CaCO3 (in grams) is required to neutralize the acidity of this soil?
when 56.6 g of calcium and 30.5 g of nitrogen gas undergo a reaction that has a 93.0% yield, what mass (g) of calcium nitride forms.
Calculate the molarity of each of the following solutions(a) 29.0 g of ethanol (C2H5OH) in 545 mL of solution.
If you wanted to adapt this procedure to prepare the analogous propoxy compound, how much propyl iodide would you have to use to carry out the reaction on the same scale?
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