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Calculate the Ph the percent dissociation as well as the consecration of c6h5o- and OH- IN a 0.10 m phenol solution hc6h5o ka=1.3*10-10 kw =1.0*10-14
Rate constants for the decomposition of acetaldehyde were measured at five different temperatures. A plot of ln k versus 1/t gave a slope of -2.09*10^4 K. What is the activation Energy for this reaction
At 25.0°C the rate constants for the forward and reverse reactions are 1.40 x 10-28 M-1 s-1 and 9.30 x 1010 M-1 s-1, respectively. What is the value for the equilibrium constant at 25.0°C
What is the energy of a mole of photons associated with light of wavelength 8.00 x 10^2 nm
A student titrated 10mL aliquots of her unknown amino acid solution with standard 0.1521M NaOH and with 0.0986M HCl. Inflection points were determined in the graphs after 18.62mL of NaOH and after 3.29mL of HCl was added. What's the concentration ..
graphite and diamond are both made from carbon atoms.a list some of the physical characteristics of each.b give one
1. The entropy of a substance increases when converted from a liquid to a solid 2. The entropy of a substance decreases as its temperature increases 3.All substances have positive entropy values at temperatures above 0 k a) 1 only b) 2 only c) 3 o..
According to the following reaction, how many moles of sulfur trioxide will be formed upon the complete reaction of 0.429 moles sulfur dioxide with excess oxygen gas
Hydroxylamine, HONH2, readily forms salts such as hydroxylamine hydrochloride which are used as antioxidants in soaps. Hydroxylamine has Kb of 9.1 x 10^-9. What is the pH of a 0.025M HONH2 solution
Identify the following salts as neutral acidic or basic: 1. LiNO3 2. SrBr2 3. LiF 4. KCN 5. NH4ClO4 6. NH4Br 7. NH4CN Please include why are they neutral basic or acidic.
Give equations to show how sulfuric acid can convert 4-methyl cyclohexene into a mixture of four isomeric c7H12 compounds(including starting material). Predict the relative amounts of each isomer.
ammonia nh3 can be synthesized by the following reaction2 no g 5 h2g -gt 2 nh3g 2 h2ogstarting with 86.3 g no and
nbspa radiation biologist studies the decomposition rate of a certain substance and obtains the given data as mass mug
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