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130 mL of an HCl solution with pH of 3.90 is added to 200 mL of an HNO3 solution. The resulting solution is 1.40. What was the pH of the original HNO3 solution?
Calculate the de Broglie wavelength for each of the following.
For each of the reactions, calculate the mass (in grams) of the product formed when 3.51g of the underlined reactant completely reacts. Assume that there is more than enough of the other reactant.
Octane has a specific heat of 2.22 J/g.K. (a) How many joules of heat are needed to raise the temperature of 40.0 g of octane from 10.0 oC to 40.0 oC? (b) Which will require more heat, increasing the temperature of 1 mol of octane by 10 degrees
Given the initial concentrations of 0.10 atm NO2 and 0.10 atm N2O4 in a 1.0 L flask, what will be the equilibrium partial pressure of NO2? N2O4(g) ? 2 NO2(g) Kp = 0.660 at 319 K
Draw two molecules that are diastereomers and calculate the energy of each.Then draw two molecules that are enantiomers and calculate the energy of each. (You may use the same molecule twice). Comment on how the results agree or do not agree with ..
how many milliliters of a salt solution with a density of 1.8 gml are needed to provide 400. g of salt
Calculate the percent ionization of 7.4x10^-3 M butanoic acid in a solution containing 7.0x10^-2 M sodium butanoate
Atkin's Physical Chemistry 9th edition. 10.14a. The ionization energy of Xe5p and F2p electrons are 12.1eV and 17.4 eV, respectively. Calculate the energies and composition of the bonding and antibonding orbitals of XeF. Use beta=-1.5eV and S=0.
The Milikan experiment is important because it determined the of an . Using Thomson's and Milikan's the of an was determined. Rutherford's experiment is important because it clearly demonstrated that the is mostly
Describe how you would prepare the following aqueous solution: 230 g of a solution that is 0.60 molal Na2CO3 starting with the solid solute.
how does structure help predict and affect the Rf of each compound based on intermolecular forces
Choose the more metallic element from each of the following pairs: Sr or Sb, Zn or Hg, As or S.
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