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The standard heat of formation of WO3(s) is -843 KJ/mol, and its standard molar entropy is 76 J/(K* Mol)
a second reaction has a standard Gibbs free energy of -55 kJ/mol. What is the ratio of their equilibrium constants at 300 K?
Determination of the partial pressures of the gases - Find the partial pressure of each of these gases in the final product mixture.
Concentrated ammonia is added to an aqueous solution of copper(II) sulfate. Initially, a white precipitate forms. As more ammonia is added, the precipitate dissolves and the solution becomes a deep bluish-purple
what is the maximum pressure that will be attained in the tank before the plug will melt and release gas?
If 158 of wet hydrogen is collected over water at 24 and a barometric pressure of 736 , how many grams of hydrogen have been consumed.
Important information about Heat and temperature, What is Heat? What is temperature? What are the various properties that account for temperature?
A 24.7 g sample of pure iron at 61°C is dropped into 99 g of water at 25°C. What is the final temperature of the water-iron mixture?
The inital concentration of HBr in a reaction vessel is 1.2 x 10 ^-3 mol/L. If the vessel is heated to 500 K, WHat is the percent decomposition of HBr and the equilbirum compositions of the mixtures?
What is the pressure inside a system when the system-side column in an open mercury manometer is 75.0 mm lower than the atmosphere side when the atmospheric pressure is 735 mm Hg?
Rb has two naturally occurring isotopes 85Rb and 87Rb, with masses 84.9118 amu and 86.9092 amu, respectively. The average atomic mass is 85.468 amu.
Write the reduction half-reaction occuring at the C(s) electrode. (Include physical states of reactants and products.)
When ammonia is added to nickel ions in aqueous solution, the water molecules bound to the Ni2+ are replaced by ammonia molecules.
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