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A mixture of 3.78 moles of N2 and 3.78 moles of O2 is placed in a 1.00 L container at 448 °C and allowed to reach equilibrium according to the following equation.
N2(g) + O2(g) ? 2NO(g)
The equilibrium constant is 100. Calculate the concentrations of O2 present at equilibrium.
In a chemical reaction two water-soluble ionic substances react to form an insoluble solid precipitate in a metathesis reaction. Would you expect DS to be positive, negative, or close to zero for this reaction
Calculate the energy of an ultraviolet photon of wavelength 106nm and that of an infrared photon with a wavelength
How many liters of 13.5 molar HCl stock solution are needed to make 10.5 liters of a 1.8 molar HCl solution?
The half-cell is a chamber in the voltaic cell where one half-cell is the site of an oxidation reaction and the other half-cell is the site of a reduction reaction.
Analysis of the products revealed two methylated sugars: 2,3,6-tri-O-methyl-D-glucose, 2,4-di-O-methyl-D-glucose and 2,3,4,6-tetra-O-methyl-D-glucose. The ratio of these sugars was 20:1:1. determine the structure of the polysaccharide?
A culture of yeast gown under anaerobic conditions is exposed to oxygen, resulting in a dramatic decrease in glucose consumption by the cells.
How does the hydrogen ion (H+) [or the hydronium ion (H3O+)] and the hydroxide ion (OH-) fit into all of this? What is their role in this reaction?
Determine all of the term symbols for the following free atoms. Choose the ground state term in each case B N Mg V As Lu
Hydrogen is collected over water at .975 atm and 28 degrees Celsius. What is the partial pressure of H2?
if iodine gas reacts with excess fluorine gas to produce 7.575g of iodine pentafluoride gas what was the pressure of
the net change in entropy of the system and surroundings considered together must be a positive quantity; (e) the entropy of the universe must remain constant.
57.0 mL of 3.50 M sodium hydroxide is combined with 35.0 mL of 1.80 M magnesium chloride. What mass in grams of solid forms?
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