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Phenol is a common organic compound that may be used as a disinfectant. Its pKa in water is 10.0 while in methanol its pKa = 14.4. Is it a stronger acid in water or methanol? Explain the difference in the pKa for phenol in the different solvents.
What combination is the best choice for the preparation of 3-chloro-1-iodobutane? Answer a.) 1-Iodobutane + chlorine (400 °C) b.) 2-Chlorobutane + iodine
A toothpaste contains 0.24 % by mass sodium fluoride, NaF and 0.30 % by mass of triclosan, C12H7Cl3O2. The mass of one tube of toothpaste is 119 g.
Using the isothermal transformation diagram for an iron-carbon alloy of eutectoid composition, specify the nature of the final microstructure (in terms of microconstituents present and approximate percentages
a certain first-order reaction a--gt products has a rate constant of 3.60times10-3 at 45 degrees celsius. how many
A 25.00mL portion of this solution required 17.56mL of hydrochloric acid(0.1396 mol/L) for complete neutralization. Calculate the percent of sodium carbonate in the mixture.
After 20 min, a reactant has decomposed to 85% of its original concentration. What additional information would allow you to solve for k
rutile has atoms of element a at the unit cell coordinates 0 0 0 and 12 12 12 and atoms of element b at 14 14 0 34 34 0
Draw the structure(s) of all carbocations that could potentially form from the alkene and label each carbocation as primary, secondary or tertiary. 1-butene
1.00 mol c12h22o11 is added to .150 kg of water and the water is heated to 100 degrees celsius. what is the vapor
What is the pH of a solution resulting from the titration of 50 mL of 0.050 M acetic acid solution, CH3COOH, with 50 mL of 0.050 M NaOH solution
calculate the percentage ionization of benzoic acid at the following concentration : assume the approximation for both cases to be correct : a) 0.20M b) .0.00020M
A compound is 40.0% C, 6.70% H, and 53.3% O by mass. Assume that we have a 100 g sample of this compound. The empirical formula of this compound is CH2O.
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