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A mixture of 0.100 mol of CO2, 0.050 mol of H2, and 0.100 mol of H2O is placed in a 1.00 L vessel and reacts according to the reaction shown below.
CO2 + H2 --> CO + H2O (all are gaseous)
At equilibrium the container is found to contain 0.0932 M CO2. What is the equilibrium constant, Kc, for the reaction?
Calculate the freezing point of a solution of 23.4 grams of benzoic acid (C6H5CO2H) dissolved in 613 grams
Write two equations for the dehydration of 2-methyl-2-butanol. One should show the structures of both alkenes, and the other one should be balanced.
An unknown gas has been determined to have the empirical formula CH2. At 27°C and 0.966 atm, the gas has a density of 1.65 g/L. What is the molecular formula of this gas
The temperature of the calorimeter increased to 54.080C. Calculate the ?H for the reaction. You may assume the butter is pure glyceril tristearate (C57H110O6).
At a constant pressure of 97.0 atm, calculate the work done by the gas when the volume decreases from 87.0 L to 19.0 L. (make sure the sign and units are correct)
a buffer solution is prepared by adding 15.0 g nac2h3o2 and 12.5 g acetic acid c2h4o2 to enough water to make 500.0 ml
What is the relationship between the atomic numbers and the ionic radius of the elements in a group.
What is the equilibrium constant expression for the following reaction? 2BrF5-----> Br2 + 5F2
What is the molality of a solution consisting of 67.3 mL of benzene (C6H6; d=0.877 g/mL) in 227 mL of hexane (C6H14; d=0.660 g/mL)
Consider the following ions: NH^4+, CO3^2-,Br^-,S^2-,ClO4^- A. Which of these ions in water gives an acidic solution B. Which of these ions will have no effect on the pH of an aqueous solution C. Which ion is the strongest base
calculate the pH of a sodium cyanide solution that is 0.37M NaCN. The Ka for hydrocyanic acid HCN is 4.00E-10.
the resulting solution required 38.10mL of 0.08765M AgNO3(aq)to precipitate the Cl(aq) and BrCl(s)and AgBr(s) calculate the mass percetage of NaCl(s)in the mixture
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