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Calculate the pH of a polyprotic acid given and sketch the titration curves for the following reactions:A 10.0-mL aliquot of 0.100M Na3AsO4 titrated with 0.100M HCl. pK1 = 2.25 pK2 = 6.77 pK3 = 11.60
A gas at 39°C occupies a volume of 1.67 L. At what Celsius temperature will the volume increase to 2.12 L?
If the concentration of carbonic acid ion blood plasma is 0.00329 M and the pH of blood is 7.4, calculate the concentration of bicarbonate ion in blood plasma.
A 25.00 mL sample of a .1028 M monoprotic weak acid solution has a pH of 3.48 after the addition of 12.45 mL of .1106M NaOH. What is the pka of this weak acid
For a particular reaction at 172.4 degrees Celsius, delta G =296.31 kj/mol as well as delta S= 926.92 J/(mol*K). Compute the delta G for this reaction at -54.4 degrees Celsius.
This mixture has density of 1.391g/L and occupies a volume four times as that of pure hydrocarbon. Determine the molecular formula of the hydrocarbon.
Nickel metal in 0.1M nickel nitrate solution Copper metal in 0.1M copper nitrate solution The solutions are joined by a simple salt bridge. The nickel corrodes and the copper plates on during operation of the cell. Answer the following question: W..
To prevent tank rupture during deep-space travel, an engineering team is studying the effect of temperature on gases confined to small volumes
a 4.75 g sample of aluminum pellets specific heat capacity 0.89 j degc-1 g-1 and a 10.00 g sample of iron pellets
How can the presense of the intramolecular hydrogen bonding in the single-deprotonated maleic acid lead to differences in the acid-dissociation constant when compared to fumaric acid
to prevent corrosion and make paints adhere better some aluminum products are treated with chromiumiii phosphate before
Which is more dense, Argon or Xenon? Assumente temperature and pressure are constant. Explain.
Thermodynamics offers a way to interpret everyday occurrences. If you live in northern climates, one common experience is that during early winter, snow falls although then melts when it hits the ground. Both the formation and the melting happen s..
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