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The pressure of a sample of argon gas was increased from 1.54 atm to 6.38 atm at constant temperature. If the final volume of the argon sample was 17.5 L, what was the initial volume of the argon sample? Assume ideal behavior.
A solution is known to be 23 percent by volume rubbing alcohol (isporpanol). How many mililiters of isopropanol would be in 250 mL of solution. 25 percent
The colored precipitate dissolves in nitric acid; addition of excess NH3 to this solution produces only a blue solution.On the basisi of this information, which cations are present, absent, or still in doubt
Problem- The equation of line determined from a Beer's Law plot is y = 0.195x + 0.4. What is the resistance of an unknown water sample if the assumed concentration is 1.8ppm
Describe the technique you would use to deteremine the density of a 5 gram sample of gasonline or granular sugar at 20 degrees celcius and 1 atmosphere pressure
Calculate the enthalpy and entropy departure for water at 400 C and 30 MPa using generalized correlations. Compare these values to those in the steam tables
The mass of solute per 100 mL of solution is abbreviated as (m/v). Mass is not technically the same thing as weight, but the abbreviation (w/v) is also common
if 2.50 mol of copper ii and 5.50 mol of silver nitrate are available to react by single replacement. what is the
Calculate the volume (in mL) of a 0.680 M KOH solution that should be added to 4.000 g of HEPES (MW=238.306 g/mol, pKa = 7.56)
Nitartion of ferrocene not possible why, Ferrocene cannot be nitrated using the conventional HNO3-H2SO4 mixed acid conditions, even though nitration is an electrophilic aromatic substitution reaction. Explain.
Calculate the melting point of ice under a pressure of 50 bar. Asume that the density of ice under these conditions is approximately 0.92 g/cm^3 and that of liquid water is 1g/cm^3
At 27°C, a sample of sulfur dioxide (SO2) has a volume of 30.0 mL.
What is the blue product and write its formula. Also, write the reaction showing copper II (aq) + oxygen gas --> blue product.
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