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What is the pH at the equivalence point in the titration of 25.00 mL of 0.020 M NH3 with 0.015 M HBr? Kb for NH3 = 1.8 x 10^-5
A reaction inside a cylindrical container with a movable piston causes the volume to change from 14.0L to 21.0L while the pressure outside the container remains constant at 0.975 atm.
Write the reaction equation showing structural formulas for the formation of an ester from 2-methyl-1-butanol and acetic acid?
the density of titanium is 7.51 g/cm^3. What is the volume (in cubic inches) of 3.5 lb of titanium?
Radiation with a 58.4 nm of wavelength interacts with a H 2 (hydrogen atom)and induces the ejection of an electron then determine the kinetic energy of the departing electron express your answer in eV?
The oxygen content of a fuel that is recommended in order to ensure complete combustion about 2.7%. (a) Consider a case where methyl tertiary butyl ether (MBTE) is to be added to the conventional gasoline.
A solution is prepared by dissolving 55.1 g of KCl in approximately 75 mL of water and then adding water to a final volume of 125 mL. What is the molarity of KCl(aq) in this solution?
Draw a formula for the lowest molecular weight compound that contains C, H, and possibly O, is a chiral compound, contains ONLY one functional group, and is a(n) alkane.
Draw structural and line-bond formulas for all the structural isomers with the formula C4H9Cl. Determine the polarity of each, showing partial changes and the overall direction of the net dipole where applicable.
The formula weight of MnSO4 monohydrate is 168.97 g/mol. MUST SHOW WORK!! A) hydrated B) solvated C) saturated D) unsaturated E) supersaturated
Determine the partial pressures of each of the reactants CH4 O2 NO in the flask and the partial pressures and of each of the products and the total pressure in the flask
Why is molarity not the best means of stating acid strength? Is molarity the most representative form of quantifying acids and bases?
Write the formula of all the different carbon dioxide molecules that can be formed from these samples. Which molecule has the largest mass?
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