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All of the common noble gases are mono atomic and low boiling. Their boiling points in °C are: Ne,-245: Ar,-186;Kr,-152: and Xe, -107. Using the periodic relationship between the noble gases, predict the boiling point of Radon.
How much heat is required to raise the temperature of 215g CH3OH (l) from 20.0 to 30.0 degrees C and vaporize it at 30.0 degrees C
Complete the two half reactions for the Pt electrode. (c) Write two correct Nernst equations for the cell voltage
write an equation that represents the reaction of 2% ethanolic PBP solution with 4- methlycyclohexene and name
Calculate the kinetic energy of a K atom in the beam? b) Assuming that the molecules in the beam move one dimensionaly, what is the temperature of the beam?
Explain how you would prepare 500.0mL of a solution that is 0.100M H2SO4 from concentrated 18.0M H2SO4, which is a liquid density 1.82 g/mL.
Calculate the feed ratio of adipic acid and hexamethylene diamine that should be employed to obtain a polyamide of approximately 15,000 molecular weight at 99.5% conversion.
Formic acid (HCOOH) is secreted by ants. Calculate [H3O+] for a 7.40E-3 M aqueous solution of formic acid (Ka = 1.80E-4).
Write the formula and calculate the molar mass of KHP (KHP is not potassium hydrogen phosphorus). Q2 When conducting this experiment, why is it necessary to standardize your NaOH solution before titrating your unknown acid?
At a fixed temperature, equal moles of N2 (g) and F2 (g) are mixed in a constant pressure container (the volume of the container changes in order to keep the pressure at a constant value). The N2 (g) and F2 (g) are allowed to react, producing NF3 ..
How many milliliters of 0.100 M NaOH are required to react completely with a sample of the solid carboxylic acid lactic acid, CH3CH(OH)COOH, with a mass of 0.1351 g (molar mass of lactic acid is 90.08 g/mol) The acid is monoprotic, only the last H..
Hydrchloric acid is usually purchased in a concentrated form that is 37.0% HCL by mass and has a density of 1.20g/ml. How much concentrated solution would you take to prepare 2.85L of 0.410M HCl by mixing with water
they are stable molecules with normal bonds and are frequently isolated. d. all reactions involve reaction intermediates, but not all have activated complexes. e. they are intermediate structures which have characteristics of both reactants and pr..
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