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Compare the rate of effusion of NH3 with that of N2 at the same temperature and pressure. Compare the time required for equal numbers of moles of N2 and NH3 to effuse
A buffer contains significant amounts of acetic acid and sodium acetate. Write an equation showing how this buffer neutralizes added acid and added bases
What is the concentration of a NaOH solution if 27.80mL of NaOH is required to neutralize 10.00 mL of a 1.00 M H2SO4 solution
Calculate the volume of a balloon at the final temperature if this balloon at temperature of 279K and an initial volume of 2.3L is warmed to 406K.
Account for the fact that H3C-Cl (dipole moment 1.94D) and H3C-F (dipole moment 1.82D) have almost identical dipole moments, even though fluorine is considerably more electronegative than chlorine.
Calculate Qsp for calcium fluoride (Ksp=3.9x10^-11) when 195.0 mL of a 0.00780 M solution of Ca(NO3)2 is added to 175.0 mL of a 0.00740 M solution of KF
Disulfur dichloride is produced by reacting chlorine gas with molten sulfur. What is the percent yield if 3.25 g S2Cl2 is isolated from the reaction of 5.0 g S8 and 3.75 g Cl2
A .0678 g sample of tin sulfate was dissolved in dilute HCl and treated with 10% BaCl2 solution. The BaCl4 precipitate weighed .0737 g. Determine the formula of this sulfate of tin.
What is the percent by mass of aluminum chloride (AlCl3) prepared by dissolving 26.8g in 355.0ml of water? assume density of water is 1.00g/ml
how would you prepare 2.0 liters of 0.20 m naoh solution from50 ww naoh solution that has a density of 1.53 gml? all
Determine the mass of carbon dioxide produced when .85 grams of butane reacts with oxygen according to the following equation : 2C4 H10 + 13O2 ->8CO2 + 10H2O
Calculate the cell potential after the following volumes of 0.1000 M Cr2+ is added to 50.00 mL of 0.1000 M Fe(CN)63-
Write a detailed, stepwise mechanism for all steps in the addition of HBr to 1-pentene in the presence of peroxide. Show all intermediates and use cuved arrows as appropraite.
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