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Infrared Spectroscopy Lab 1) Why must a sample for IR be dry? 2) How will the spectrum be affected if a background scan is omitted or improperly obtained? 3) The stretching from C-C single bonds is virtually invisible to IR . Why?
Working on a lab report and need to answer the question: why would any insoluble hydroxide tend to dissolve in acidic solution?
heated from 20 to 50 degrees Celsius. How many calories were needed to bring about the temperature change?
determine the minimum concentration of the percipitation the cation from the solution of the left. 0.035 M BaNO3; Naf.
What is the difference between water on the surface of the crystals of a Hydrate and Hydrate water itself
An electrochemical cell is constructed in which one half-cell contains AgN03 solution in contact with an Ag strip, and the other half-cell contains magnesium nitrate solution, Mg(N03h, in contact with a Mg strip.
The number of lone pairs = The number of single bonds = The number of double bonds = 2. The central nitrogen atom A. Obeys the octet rule B. Has an incomplete octet. C. Has an expanded octet.
The pKa of protonated diethylamine is 10.94. What are the major forms present in a dilute soultion that is equimolar in acetic acid and diethylamine
Calculate the potential of a galvanic cell with two platinum electrodes, the one immersed in a solution that is .0301 M in \(Fe^{3+}\) and .0760 M
Which of the following statements is true? a. The critical temperature must be reached to change liquid to gas. b. To melt a solid at constant pressure, the temperature must be above the triple point.
Using your value of the first-order rate constant, calculate the rate of reaction after approximately 15, 45 and 60 minutes has passed?
Write balanced net ionic equation for the reaction between hydrobromic acid and potassium hydroxide.
if the density of mercury is 13.6g/cm3, what will be the volume of 300g of mercury ?
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