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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?
2C8H18(g) + 25O2(g) --> 16CO2(g) + 18H2O(g) 0.400 mol of octane is allowed to react with 0.600 mol of oxygen. Which is the limiting reactant?
A solution has a volume of 2.0 L and contains 36.0 g of glucose. If the molar mass of glucose is 180 g/mol, what is the molarity of the solution
A sports beverage company is seeking an energy supplement to increase the performance of the athletes. An ongoing research project suggest the use of a tetrasaccharide with the following characteristics
The combustion of propane may be described by the chemical equation. C3H8(g) + 5O2(g) arrow 3CO2(g) +4H2O(g) How many grams of O2(g) are needed to completely burn 95.5 g of C3H8(g)
a student sets up two reactions. reaction 1 uses 0.190 moll of reactant and reaction 2 uses 0.470 moll of reactant. how
Palladium crystallizes in a face-centered cubit unit cell. Its density is 12.0 g/cm^3 at 27 degress C. Calculate the atomic radius of Pd.
What would be the percent by mass of NaI solution prepared by dissolving 95 g NaI in 450 g water?
The dependance of the equilibrium constant of a reaction on temperature is given by the van't Hoff equation: lnK = -change of H/(RT) + C where C is a constant
If the rod has a diameter of 1000 inches and we want to cut a 1.00 kg section of the rod. How many cm long should it be?
In a constant pressure calorimeter 25 mL of 1.0M NaOH reacts with 250 mL of 1.0M HCl and the temperature increases 6.0 degree celsius. What is the enthalpy of this reaction?
What is the product expected from the reaction of 1.3-butadiene and 3-sulfolene. Why is this not a major concern as a by product
gas expand isothermally and reversibly from 10 bar to 1 bar at t= 25 celcius. calculate q,w, delta u,h,s,a,g. please show how u got the equations
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