Calculate the diameter of a rhodium atom
Rhodium has a density of 12.45 g/cm3. This metal crystallizes in a face-centered cubic unit cell. Calculate the diameter of a rhodium atom?
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A 10.9 mol sample of argon gas is maintained in a 0.787 L container at 298 K. What is the pressure in atm calculated using the van der Waals' equation for Ar gas under these conditions? For Ar, a = 1.35 L2atm/mol2 and b = 3.22E-2 L/mol.
The vapor pressure of an unknown compound at 25 degrees C is 94.6 Torr and its enthalpy of vaporization is 30811 J/mol. Estimate the normal boiling point of this compound. assume the enthalpy of vaporization is independent of temperature.
Certain metals can be extracted from their salts (usually halides: those containing Group 17 elements such as chlorine, fluorine, bromine or iodine) by the process of electrolysis.
A research supervisor told a chemist to make 100 g of chlorobenzene from the reaction of benzene with chlorine and to expect a yield no higher that 65%. What is the minimum quantity of benzene that can give 100 g of chlorobenzene if the yield is 6
BVA Inc. has two bond issues outstanding, each with a par value of $1,000. Information about each is listed below. Suppose market interest rates rise 1 percentage point across the yield curve. What will be the change in price for each of the bonds
Describe a procedure by which you would prepare 250 cubic centimeter of aqueous sulphamic acid of accurately known concentration.
What is the function of the BaSO4 solution as a traditional method of measuring a knife wound in a homicide victim's body? Describe a medical application for BaSO4
Potassium carbonate was added to the water to prevent freezing during cold weather. If the solution is 40.0% K2CO3 by mass, what is the "ideal" freezing point of this solution in Celsius?
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