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At 218 C, Kc=1.2x10-4 for the equilibruim NH4HS->NH3 +H2S. Calculate the equilibruim concentration of NH3 and H2S if a sample of solide NH4HS is placed in a closed vessel and decomposes until equilibruim is reached?
What do you think might happen during the solvent migration up the paper if the two long edges of the filter paper overlapped when folded
Calculate the percent yield for the reaction. A scientist performs this reaction in the lab by starting with 30.02 g of Mg and 0.992 moles of Cl2 gas
At 25 degree C the heat of fusion of Al is 10.6 kJ/mol and the heat of sublimation is 326.4 kJ/mol. What is the heat of vaporization of Al at 25 degree C.
Electrical energy can be used to separate water into oxygen gas and hydrogen gas. In one such experiment,
calculate the standard emf of a cell that uses the mgmg2 and cucu2 half-cell reactions at 25 degrees celsius. write the
Under certain condition for the reaction A ? B, ?H = 14.2 kJ and ?S = 27 J/K. At what temperature in K is the reaction at equilibrium?
given the reaction ca 2h2o rarr caoh2 h2what is the total number of moles of ca needed to react completely with 4.0
a 1.00 g sample of an alloy of copper and aluminum was reacted with hydrochloric acid , and 85.0 mL of hydrogen gas (measured atSTP) was produced.
A compound is 54.53% C, 9.15% H, and 36.32% O by mass. What is its empirical formula
how might the addition of water helped convert this by product into the desired product?
a gas mixture contains 5.6 g of N2, 1.4g of h2, and 27.6 of CH4. What is the mole fraction of h2 in the mixture
Explain the difference between oxidative phosphorylation and substrate-level phosphorylation occurring in glycolysis and the citric acid cycle
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