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For each of the three types of polarization,briefly describe the mechanism by which dipoles are induced and/or oriented by the action of an applied electric field. For solid lead titanate, gaseous neon, diamond, solid Kcl, and liquid NH3, what kind(s) of polarization is/are possible? Why?
Put the following substances in correct order of increasing boiling point: Ar, F2, H3COH, Ir, SO2.
When making up an unknown solution for absorption measurements, a good plain is to make up a solution that is rather on the concentrated side, measure its absorbance and compare it to the absorbance range of your standard curve. If it is higher th..
why would paraformaledhyde be used in an acetal formation reaction than formaldehyde(Bp=-6*C) which is commercially available as a 37% aqueous solution?
What happens if the flow of solvent through a column is too fast? What happens if the rate of flow is too low or if the flow is stopped for a period of time (by closing the stopcock?)
Calculate the mass percent of a solution that is prepared by adding 64.4 g of NaOH to 485 g of H2O
What is the percent hydrogen (H) by weight of a solution containing 53.5mL of CH3COCH3? The density of acetone is 0.788 g/mL.
A solution is prepared by dissolving 3.65 g of an unknown nonelectrolyte in 15.00 g of cylcohexane (tf = 6.6 oC and kf = 20.0 oC/m).
At constant temperature and volume, 3.8?10-3 mol of helium is added to a 1.0 L sample of xenon at 0.081 atm and 325 K. What is the total pressure of the gas mixture
Chemistry - Analytical Chemistry - Molar Mass, An aqueous solution is made by dissolving 33.2g of the compound in 250mL of water. The solution has an Osmotic Pressure of 1.2 atm
When sodium reacts with water, 255 mL of hydrogen gas forms along with sodium hydroxide. What mass of sodium is needed for this reaction?
Based on this equation, what is the value of the Rydberg constant (R) in m^-1? (5 significant figures)
When acetylene (ethyne) is passed through a solution of copper(I) chloride a red precipitate of copper acetylide, CuC2
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