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Styrene is produced by catalytic dehydrogenation of ethyl- benzene at high temperature in the presence of superheated steam.
(a) Find ÄH°rxn, ÄG °rxn, and ÄS °rxn, given these data at 298 K:
(b) At what temperature is the reaction spontaneous?
What are Delta G and K at 600 degrees?
AgI is more soluble in ammonia than in pure water. Calculate molar solubility of AgI in 0.80 M NH3 solution. Ksp(AgI)=8.5*10^-17, Kf=1.6*10^7 for Ag(NH3)2.
Draw all of the resonance forms of 4-methoxybenzaldehyde which contribute to the reducwd electrophilicity of the aldehyde carbon relative to benzaldehyde.
a student is given 250.0 g of sodium lactatenac3h5o3 and a bottle of lacticacid marked 73.0 by mass hc3h5o3 density1.20
Gaseous methane reacts with gaseous oxygen gas to produce gaseous carbon dioxide and gaseous water. What is the theoretical yield of carbon dioxide formed from the reaction of of methane and of oxygen gas
What is the element symbol?
A solution is prepared by dissolving 0.19 of acetic acid and 0.19 of ammonium chloride in enough water to make 1.0 of solution. What is the concentration of Ammonia in the solution
Determine what is the longest possible wavelength of light that could ionize an atom of bismuth if the first ionization energy of bismuth is Ei1 = +70 kJ/mol.?
The solution gives an absorbance of 0.102 at 227nm using a 1.0 cm cell. A separate water sample containing benzene gives an absorbance of 0.0844 at 227nm in a 1.0 cm cell. What is the concentration of benzene in the water sample
The human body contains 63% H, 25.5% O, 9.45% C, 1.35% N, 0.31% Ca, and 0.22% P, plus several elements present in smaller quantities. Are these mass or mole percents
lda is added to a solution containing ethyl butanoate. after thisreaction has gone to completion propanal is added.
Calculate the pH of a 0.02 M solution of oxalic acid (H2C2O4). Ka1 = 5.9 x 10^-2, Ka2 = 6.4 x 10 ^-5. Calculate the concentration of oxalate ion, (C204^2-) in the solution
What are the advantages and disadvantages of using methanol, ehtanol and water as a solvent for reactions
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