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Sodium hydroxide can be used as a standarized basic solution. Could another base such as potassium hydroxide KOH be used instead? What would the consequences be?
Draw the appropriate titration curve for the tripeptide Met-Lys-Val, starting at pH 1 and ending at pH 12, On the curve label the pKas and the pI
1.75 moles of an ideal gas, for which Cv,m =3R/2, initially at 32.0 C and 2.50*10^6 pa undergoes a two-stage transformation. For each of the following states described in the following list, calculate the final pressure, as well as q, w, ?U, and ?..
If a mixture of acetone(MW 58.1, dens. 0.791 g/ml) and toluene(MW 92.1, Dens. 0867 g/ml) is 1:1 by volume, what percent is each by moles
The following solutions were mixed together: 50.0mL of a 0.761M FeSO4 and 20.0mL of a 1.05M K2Cr2O7 (in dilute sulfuric acid). What is the molar concentration of Cr+3 ions in the resulting solution
Calculate the equilibrium concentration of Ni2+ during the titration of 50.00 ml of a 0.0250 M NI2+ solution buffered to a constant pH of 6.0 following the addition of
Calculate change in E, q, w, and change in H and the final temp if the expansion is carried out according to each of the following paths:
Standard addition: Lithium in the blood serum of a manic-depressive patient treated with lithium carbonate is determined by flame emission spectrophotometry using a standard additions calibration.
How do I determine the concentration of 2 separate acids in a solution of water if I know the overall pH of the solution? There exists both formic acid and acetic acid in a 1 liter solution of water. The overall solution pH is stated as 4.0 and it ..
A solution made by dissolving 1.20 g of the unknown compound in 25.0 g of benzene had a freezing point of 4.7 degrees Celsius
Why is it that when you look into any type of light for a long period of time that blotches of black appear when you look away
a 330 ml container holds 0.146 g of ne and an unknown amount of ar at 35degc and a total pressure of 626 mmhg.
methanol also called methyl alcohol is the simplest alcohol. itis used as a fuel in race cars and is a potential
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