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Given the following data for mercury, (Hg), estimate the temperature at which mercury boils at 1 atm.Hg(l): So = 76.0 J/mol-KHg(g): So = 175.0 J/mol-KHof = 61.32 KJ/mol
619oC
346oC
0.62oC
0.16oC
892oC
Calculate mass of chromium III hyrodixide, c- Calculate the molar concentration of ions remaining in solution after reaction has taken place (total cocentrations of Cr3+, OH, K, NO3-)
The following choices list some common laboratory solvents. In which of these solvents would LiCl be the LEAST soluble
Benzene and biphenyl are typical by-produdcts of these grignard reactions. Give mechanisms for their formation. IR would not be of much use in differentiating these two byproducts
How many molecules of acetylene (HCCH) react with 146 molecules of oxygen to produce carbon dioxide and water?
What are the equilibrium partial pressure of H2 when equilibrium is reestablished following the addition of 0.200 mol of HI?
What is the product in a base catalyzed aldol condensation reaction between: 2 mmols acetone and 8 mmols benzaldehyde? 2 mmols acetone and 8 mmols 4-methylbenzaldehyde
What volume would 50.0 L of Helium gas at a pressure of 736 Torr and 20 C occupy at STP
Which possesses more energy a photon with a wavelength of 528 nm or a photon with a frequency
A 200. mL air sample collected at 35°C has a pressure of 550. torr. What pressure will the air exert if it is allowed to expand to 425 mL at 48°C?
What is the pH of the rainwater assuming all the sulfuric acid is in the liquid water droplet? Hint: The "per m3" means per m3 of air for both [H2SO4] and the cloud liquid water.
What is the minimum pressure in kPa that must be applied at 25 °C to obtain pure water by reverse osmosis from water that is 0.156 M in sodium chloride and 0.094 M in magnesium sulfate?
Calculate the number of moles of the H2O2 in the 10.00 mL sample in every titration from the volume of KMnO4 used and the stoichiometry of the reaction.
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