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Explain a sample 80 mL solution of hydrochloric acid (HCl) is titrated with 0.25 M NaOH. The volume of base necessary to reach the equivalence point is measured to be 23.467 mL. Explain what was the original concentration of the acid?
what mass of co2nbspdo you introduce into the earths atmosphere by completely burning one tank of gasoline in your
Show how one could obtain G(T,P,Ni) by performing a Legendre transformation of A(T,V, Ni) and make use G=A+PV to identify the partial derivative
A manometer was connected to a bulb containing nitrogen under slight pressure. The gas was allowed to escape through a small pinhole, and the time for the manometer reading to drop from 65.1 cm to 42.1 cm was 18.5 s.
Imagine that your water heater has broken, but you want to take a bath. You fill your bathtub with 25 kgof room-temperature water (about 25c ). You figure that you can boil water on the stove and pour it into the bath to raise the temperature The ..
What dilution would be necessary to get the absorbance of 62.2 down to 3.1
an ideal gas undergoes a reversible isothermal expansion at 96.6degc increasing its volume from 1.76 l to 3.55 l. the
If 100 mL of a solution containing 0.001 g of a compound with a molecular weight of 150 has a measured absorbance in a 1-cm cell of 2.0, what is the compound's molar extinction coefficient?
Provide the mechanism for the preparation of p-nitrobenzene diazonium cation from p-nitroaniline and nitrous acid, HNO2.
Given a buret filled with 0.13 M acetic acid and a second buret filled with 0.17 M sodium acetate, how many milliliters of each solution should be mixed together to produce 23.5 mL of a solution with a pH of 4.82
What is the equilibrium concentration of fluorine if the initial concentrations of bromine and fluorine were 0.111 moles/liter in a sealed container and no product was present initially?
What molarity of aqueous aluminum sulfate solution can be expected to show the same conductivity as 0.030 M CaSO4 at 20,000 units
Calculate partition coefficient of caffeine between water and each of two organic solvents. (c) Can you use diethyl ether to extract caffeine from water? Why/why not.
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