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A 9.65-L container holds a mixture of two gases at 11 °C. The partial pressures of gas A and gas B, respectively, are 0.397 atm and 0.519 atm. If 0.160 mol of a third gas is added with no change in volume or temperature, what will the total pressure become?
What is the molarity of the stock solution of luminol? What volume of the stock solution (Part A) would contain the number of moles present in the diluted solution (Part B)?
Potassium hydroxide is used to precipitate each of the cations from their respective solution. Determine the minimum concentration of KOH required for precipitation to begin in each case
In an experiment, 0.30 mol H2 and 0.30 mol I2 are mixed into a 1.00-l container, and the reaction forms HI. If Kc =49. for this reaction, what is the equalibrium concentration of HI. I2(g) + H2(g) 2HI(g)
One mole of an ideal gas expands reversibly and adiabatically from an initial temperature of 35.0 degrees C and a volume of 10.0 L to a final volume of 40.0 L. Calculate the final temperature, the final pressure, delta U and w. Assume Cp = 20.28 J..
A sports beverage company is seeking an energy supplement to increase the performance of the athletes. An ongoing research project suggest the use of a tetrasaccharide with the following characteristics
Draw the flow diagram overleaf of the synthesis of isoamyl acetate. The products at each step must be shown
student takes 116. g of BaCl2, and reacts it according to the following equation: 3BaCl2 + Al2(SO4)3 → 3BaSO4 + 2AlCl3 How many moles of AlCl3 are formed?
Suppose you have a mixture of 2 substances. You know one of the substances is either 2-chlorobenzoic acid or diphenyl acetic acid. The second substance is either p-dibromobenzene or acenaphthylene
What is the average molar mass (in g/mol)? What is the relative standard deviation(RSD) in parts per thousand (ppt)? Report your answer to the correct number of significant figures.
In the lowest energy chair conformation of cis-1,3-dimethylcyclohexane, how many axial positions are occupied by hydrogen atoms
What is the conductivity of a solution. How do the size and charge of ions affect the conductivity of a solution. Which of the following ions would exhibit the greatest conductivity? a)Li+ or CS+ ? b)Mg2+ or Al3+ ?
After the reaction was complete, nitric acid was added to dissolve the AgSO3 but not the AgSe. The Ag+ from the dissolved Ag2SeO3 and the excess reagent required 16.74mL of 0.01370 M KSCN in a Volhard titration. How many milligrms of Se were conta..
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