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A gaseous mixture consisting of 0.513 grams of H2 and 16.1 grams of N2 occupies 10.0 liters at 20.0 degrees C. Calculate the partial pressure of H2 and N2 in the mixture in units of atmosphere.
Why does surface complex formation with a weak acid lead to a relative maximum in the extent of surface complex formation (adsorption) at a pH which is usually near the value of -log acidity constant of the weak acid (pKHA)
when sulfur trioxide gas reacts with water a solution of sulfuric acid forms.express your answer as a balanced chemical
If a reaction has Ea=+40.0 kJ/mol and is run at room temperature (298 K). At what temperature will the rate be twice the rate at room temperature
Treatment of A with aqueous H2SO4 and Hg(II) gives a single ketone, C, C10H16O. Oxidation of A with KMnO4 gives CO2 and the keto carboxylic acid D shown below. Propose a structure for A.
determine the pressure exerted by 1.80 mol of gas in a 2.92-L container at 32.0 degrees celsius.
What is the relative spread (in ppt) of the two values? (Note: ppt is part per thousand. Keep one decimal place in your answer.)
How many spots should you see on a TLC plate for your recrystallized benzoic acid (assuming your recrystallization worked)
An organic compound was synthesized & a sample of it was analyzed & found to contain only C, H, N, O, & Cl. It was observed that when a 0.150g sample of the compound was burned it produced 0.138g CO2 & 0.0556g H2O.
A chemist wants to make 6.5L of a 0.310M CaCl2 solution.What mass of CaCl2 (in g) should the chemist use?
Calculate molar concentration of a 4.50 l solution that contains 35.5 g of dissolved sodium hydrogen carbonate. Why should solute be added to water rather than water added to solute.
If the final temperature of the combined liquids is 28.5°C and the heat capacity of the calorimeter is 19.3 J/°C, determine the specific heat of methanol.
How can I determine with DRAWINGS or DIAGRAMS the composition of a phase, and the amount of the phases in a mixed phase region?
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