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The density of the solution is 0.90 g/mL. Specified 450 grams of a 0.75molal solution of acetone C3H6O in water. Explain how many grams of acetone are in the amount of solution?
While the temperature of a gas whose activation energy is 55 kJ/mol is increased from 300 K to 320 K, the fraction of collisions with sufficient energy to react decreases by a factor of 4.
If the pH of the solution is 5.4, calculate the molar concentration of H^ + (aq) in the solution.. In (M)
At what pH will an aqueous solution of 0.200 M Ni^2+ begin to precipitate as Ni(OH)2 at 25 degrees C? Ksp of Ni(OH)2 is 5.5 x 10^-16 at 25 degrees C.
The boiling point of an aqueous solution is 101.36 C. What is the freezing point. Imagine two solutions with the same concentration and the same boiling point, but one has benzen as the solvent and the other has carbon tetrachloride as the solvent..
question what is the chemical formula of the product formed from the reaction of calcium chloride and potassium
what is the longest wavelength of light that can be emitted by a hydrogen atom that has an initial configuration of
compute the number ofnbsp moles of h2o will be formed from the reaction 75.1g benzene?considering the given equation
The room temperature and pressure were 23.6 deg C and 763.4 mm Hg respectively. The residue had a mass of 3.1915 grams. What was the partial pressure of oxygen?
Haber's process of synthesis of ammonia requires the reaction of nitrogen and hydrogen at high temperature and pressure. What is the limiting reactant when 6N2 molecules of 18 H2 molecules are mixed
Calculate the heat released when 1 kg of white phosphorus is allowed to burn in air at a constant pressure of 1 bar.
2 no g o2nbsp--gt 2 no2nbspga sample of air at a certain temperature is contaminated with 2.0ppm of no by volume. the
Propose a method to synthesize (2R,3R) 2,3-epoxyhexan-1-ol using ethanol,methanol,co and CN- as carbon sources
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