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Compute the initial molarity of HCL and the molarities ofH30+, Cl-, and OH- in an aqueous solution that contains 0.48 mol HCL in 500.0mL of solution
draw an electron-dot structure for acetonitrile, c2h3n, which contains a carbon-nitrogen triple bond. how many electrons does the nitrogen atom have in its outer shell? how many are bonding, and how many are nonbonding
For the gas phase decomposition of C2H5Cl, a graph of ln t versus 1 / T produced a straight line with a slope of 2.98 × 104 K. What is the activation energy for this reaction
Tungsten has a boy-centered cubic unit cell and an atomic radius of 141 pm. What is the density of solid tungsten
calculate the minimum number of grams of C3H8(g) that must be combusted to provide the energy necessary to convert 1.61 kg of H2O from its solid form at -10.0°C to its liquid form at 80.0°C.
Consider the titration of a 24.0 ml sample of 0.120 M HC2H3O2 with 0.105 M NaOH. Determine the initial pH.
Write a balanced chemical equation showing how it acts as an acid toward water. Express your answer as a chemical equation.
Calculate the final temperature when a 25.6 gram sample of ice at 0oC is placed into a styrofoam cup containing 115 grams of water at 75.0 oC. Assume that there is no loss or gain of heat from the surroundings.
Calculate the molar mass (in units of g/mol) of the solute . Kf of water is 1.86 C/m?
The Kp for the reaction below is 1.49 × 108 at 100.0 °C: CO (g) + Cl2 (g) ↔ COCl2 (g)
You need to understand the factors that determine whether a reaction is under thermodynamic control or kinetic control and be able to predict the corresponding product.
The wastewater solution from a factory containing high levels of salts needs to be diluted before it can be released into the environment. Therefore, two containers of waste solution are separated by a semipermeable membrane and pressure is applie..
Potassium dichromate can be used to conduct a potentiometric titration of iron II chloride in acidic medium. if 50.0 mL of 0.100 M FeCl2 in 1.00 M HClO4 is titrated with 0.0167 M K2Cr2O7
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