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Explain what the intermolecular forces of naphthalene are and benzil as well as why will benzil dissolve in naphthalene use intermolecular forces to explain?
in a test on the vaporization of water into air in a wetted-wall column the following data were obtained tube diameter
I did three trials and my volumes for the sodium thiosulfate were 12.5 ml, 11.1 ml, and 10.2 ml. I am not sure how to get the molarity of the sodium thiosulfate secondary solution for each trial from this information.
What mass (in grams) of solid sucrose (C12H22O11) would need to be added to 2000 grams of water to make an ideal solution with a boiling point of 102.9°C
A high protein diet contains 78 g of carb, 150 g of protein, and 6.8 g of fat. How many kilojoules does this diet provide
calculate the molarity and mole fraction of acetone in a 1.06 m solution of acetone ch3coch3 in ethanol c2h5oh. density
A 500ml portion of a solution at pH=13 will just barely dissolve 3.2x10-4 moles of calcium hydroxide. What is the Ksp of calcium hydroxide
which compunds moves to the aqueous NaOH? Provide the chemical reaction that occured when NaOH was added. Clearly indicate the different between ionic bond and covalent bond.
The hydrolysis of sucrose to fructose is first order in sucrose with a half-life of 2.3e+03 s at some temperature. 1.What fraction of sucrose, expressed as a percent, would hydrolyze in 2.8 hours
Iron has a body-centered cubic unit cell, and a density of 7.87 g/cm3. Calculate the edge length of the unit cell, in pm. (The atomic mass of iron is 55.85 amu. Also, 1 amu = 1.661 × 10-24g.)
Show how a buffer system will not drastically change its pH by addition of a certain amount of a strong acid or base. Use 0.50 M buffer system and show how the pH will change upon addition of 10.0 mL each of ) 0.10 M of HCl or NaOH. Use any combin..
Write the structure of a different product that could have been formed if you used ethanol containing substantial amount of water instead of the absolute ethanol
If you fill the larger tank with oxygen to a pressure of 135 , to what pressure should you fill the acetylene tank to ensure that you run out of each gas at the same time? Assume ideal behavior for all gases.
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