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Find delta ?E° for the reaction below if the process is carried out at a constant pressure of 1.00 atm and at 25 ?C, and ?V (the volume change) = -24.5 L. (1 L · atm = 101 J) 2 CO(g) + O2 (g) ? 2 CO2(g) ?H° = -566. kJ
If Prozac was treated with bromine and was brominated once what would be the most likely produc
You are given the following data. S(s) + 3/2 O2(g) → SO3(g) ΔH = -395.2 kJ 2 SO2(g) + O2(g) → 2 SO3(g) ΔH = -198.2 kJ Calculate ΔH
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.
What is the relative kinetic energy between the electron and proton after ionization, that is r=infinity? C) Assume that the electron has all the kinetic energy in part
What is the animal's initial radiation exposure in curies? b. If all of the energy from the emitted alpha particles is absorbed by the animal's tissues, and if the energy of each emission is 7.77 x 10^-12 J
A 10.0 mL sample of sulfuric acid from an automobile battery requires 35.08 mL of 2.12 M sodium hydroxide solution for complete neutralization.
The half-life of a certain radioactive element is 1,250 years. What percent of the atoms remain after 7,500 years?
A 20.0-mL sample of 0.200 M HBr solution is titrated with 0.200 M NaOH solution. Calculate the pH of the solution after the following volumes of base have been added.
An unknown compound contains carbon, hydrogen, oxygen, and sulfur atoms. When a 10.00 mg sample of the unknown compound was combusted, it produced 16.27 mg of CO2, 5.55 mg of water, and 7.90 mg of SO2. What is the empirical formula of the unknown ..
what is the original concentration of acetic acid in the vinegar? Molecular chemical equation: CH3CO2H(aq) + NaOH(aq) -> CH3CO2Na(aq) + H2O(l)
a sample of zn metal reacts completely with of an excess of hcl. the hydrogen gas produced is collected over water at
a sample of oxygen is collected in a 206 ml container over water at 15c and the barometer reads 793 torr. what volume
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