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Give at least two reasons for deviations from Beers' law that would cause a nonlinear relationship between absorbance and concentration.
A scientist wishes to prepare a 1L sample with the approximate composition of seawater for use in the laboratory: what reagents would you recommend and what mass of each
question a 10.0 ml diluted chloride sample required 44.89 ml of 0.01982 m agno3 to reach the fajans end point. how many
A solution is made by combining 15.0mL of 16.5M acetic acid with 5.52g of sodium acetate and diluting to a volume of 1.50L
If a 2.743g sample of MgSO4.7H2O were heated strongly,what would be the expected mass of the cooled dehydrated salt
For the series of spectral lines of atomic hydrogen with n1 = 3, which of the following wavelengths does not correspond to a wavelength predicted by the Rydberg equation? Rydberg equation: 1/? = (1.097 x 107 m-1) x (1/n12 - 1/n22) ----- A. 1875 nm..
Suppose a certain substance has a heat of vaporization of 34.00 kJ/mol. Explain at what Kelvin temperature will the vapor pressure be 3.50 times higher than it was at 323 K
If 4.49 g NaNO3 is dissolved in enough water to make 250 mL of solution, what is the molarity of the sodium nitrate solution
How many moles of CO2 will be produced in the combustion reaction starting with the 15.02 grams of ethane.
Mendeleev noticed that properties of elements generally repeated at regular intervals when the elements were arranged in order of increasing
An aqueous solution of copper sulfate was found to have an absorbance of 0.168 at 265 nm when measured in a cuvette with a path-length of 0.500cm. If the absorptivity of the transition is 11.5m^2/mol what is the copper concentration in
a 67.0-g piece of gold at 725k is dropped into 165 g of h2ol at 298k in an insulated container at 1 bar pressure.
Molten carbonate fuel cells fueled with H2 convert as much as 60% of the free energy released by the formation of water from H2 and O2 into electrical energy. Determine the quantity of electrical energy obtained from converting 1 mole of H2 into H..
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