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Compute pH of a solution that is 0.210 M in nitrous acid (HNO2) and 0.290M in Potassium nitrate(KNO2). Define the acid dissociation constant of nitrous acid is 4.5x10-4
What mass of Al2O3, in grams, can be made by reacting 4.6 g Al with excess oxygen?
What is the molar solubility of CaF2 in 0.10 M NaF solution at 25°C? The Ksp for CaF2 is 1.5 x 10^-10
The pKa's of benzoic acid and 4-nitroanilinium hydrochloride are 4.2 and 1.0, respectively.
Use atomic properties to explain why is xenon 11 times as soluble as helium in water at 0 degrees celcius on a mole basis.
How many milliliters of O2 are consumed in the complete combustion of a sample of hexane, C6H14, if the reaction produces 789. mL of CO2? Assume all gas volumes are measured at the same temperature and pressure.
a reaction of 1 liter of chlorine gas cl2 with 3 liters of fluorine gas f2 yields 2 liters of a gaseous product. all
what effect does the presence of sodium sulfite group on methy orange have on the solubility of methyl orange in water. If this group were absent, would you expect the solubility of the resulting molecule to be more or less soluble in hexane than ..
The pH of a solution oh HN3 was found to be 4.7, find the original concentration of the hydroazoic acid, HN3
What is the property number order of a carbon with an ethyl, a methyl, an OH and a COOH. Is it clockwise and is it an s or an r. Is the carbon chiral
what is the molarity of a solution that contains 35.0 g of vitamin b1 hydrochloride molar mass 337 gmol in 110 g of
earlier, lower-energy TS. Can model reaction coordinate as inverse parabolic potential well. What happens when we make X a better leaving group? Model by tilting entire plot forward. What happens when we make X a better leaving group?
air contains nitrogen oxygen argon and trace gases. if the partial pressure of nitrogen is 587 mm hg oxygen is 158 mm
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