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If a bottle of nail polish remover contains 172mL of acetone, how much heat would be released by its complete combustion? The density of acetone is 0.788g/mL .
Calculate: Solution Density Mass fraction and % (sodium acetate) Mole fraction (sodium acetate) Molarity molality molality of solute particles
The acid-dissociation constant for hypochlorous acid (HClO) is 3.0 X 10-8 . Calculate the concentrations of H3O+, ClO-, and HClO at equilibrium if the initial concentration of HClO is 0.0090 M.
Please draw a detailed, arrow-pushing mechanism for the addition of HBr to trans-2-butene. 4. Please draw a potential energy diagram for this reaction
However, larger colloidal particles cannot pass through the dialyzing membrane. The process of dialysis can be used to separate smaller molecules from larger colloidal particles. NaC1 Solution albumin Solution starch solution
The double-replacement reaction between silver-nitrate and sodium bromide produces silver bromide, a component of photographic film.
Isotope 1 has a mass of 107.0 amu and an abundance of 55.9%. Isotope 2 has a mass of 109.0 amu. What is the atomic mass of the element?
In the iodination of vanillin, why did the product precipitate out when the solution was treated with excess aqueous acid
Explain why, in the 1H NMR spectrum of the product, the peak at 2.40 ppm has three times the integral value of all of the other peaks in the spectrum
Propylamine, also known as n-propylamine, is an amine with the chemical formula C3H9N. Propylamine is a weak base with its Kb equaling 4.7 * 10^(-4). Calculate the pH of 0.59 M solution of propylamine hydrochloride.
a 325 ml sample of solution contains 25.3 g of CaCl2. calculate molar concentration of Cl- in this solution
the sodium acetate play in the synthesis of the amide functional group of phenacetin?
suppose 45.0 g of water at 85 degree celcius is added to 105.0 g of ice at 0 degree celcius. The molar heat of fusion of water is 6.01 kJ mol-1, and the specific heat of water is 4.18 J/g degree celcius.
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