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Pick a region of the electromagnetic spectrum and briefly describe its properties of energy and wavelength relative to the other regions. Research a technology or application that uses this region and provide some details on how it is used.Include references
Calculate the pH at the equivalence point for the titration of 0.190 M methylamine (CH3NH2) with 0.190 M HCl. The Kb of methylamine is 5.0× 10-4.
A piece of copper alloy with a mass of 60.0 g is heated from 21.0 ?C to 44.0?C. In the process, it absorbs 507 J of energy as heat. What is the speci?c heat of this copper alloy.
A 85.0 mL sample of 0.175 M. proprionic acid, HC3H5O2 (Ka = 1.30 X 10-5) is titrated with 0.125 M. KOH. What is the pH after 50.0 mL of the KOH have been added
Classify the change that occurs when oxygen dissolves in water?
How would I write a balanced chemical equation for the dissolving of copper carbonate in water and how would I be able to calculate the concentration of copper in the saturated solution from this
What amount of HCl gas must be added to 1.00 L of a buffer solution that contains [acetic acid]=2.0M and [acetate]=1.0M in order to produce a solution with pH= 4.16
Find the process that maximizes profit per day if each part is made from $4 worth of material and can be sold for $30. Both processes are fully automated, and variable overhead cost is charged at the rate of $40 per hour. (2.4)
The temperature of the calorimeter increased to 54.080C. Calculate the ?H for the reaction. You may assume the butter is pure glyceril tristearate (C57H110O6).
When the external pressure on a balloon is decreased at constant temperature, what happens to the gas inside. A) The collisions become more elastic. B) the gas undergoes no changes.
A technician would like to find the concentration of a NaOH solution using KHP as the primary standard. The reaction of NaOH and KHP is as followed:
how many grams of co2 are generated when 98.5 grams of aluminum oxide form, according to the equation al2(co3)3=>al203+3co2
What volume, in Ml of a 1.20 M HCL solution must be diluted in order to prepare 1.00 L of 0.0150 M HCL
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