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Problem- Assuming 100% dissociation, calculate the freezing point and boiling point of 2.60 m K3PO4(aq). Constants may be found here.
Please illustrate work as well as walk me during the problem so that I can follow and understand it
Problem- How to find the mass of copper in a brass sample in grams with the number of moles of copper in a bass sample is a) .0119 mol b) .012mol c) .0168 mol
Draw and name all dienes of molecular formula C5H8. When E and Z isomers are possible, draw and name each stereoisomer
explain the molecular mechanism of how ATP synthase produces ATP
a 5050 blend of engine coolant and water by volume is usually used in an automobiles engine cooling system. if your
Compute the morality of the excess reagent in 8.0mL of 0.10M FeCl3 in 0.02M HCl + 4.0mL of 0.010M K4[Fe(CN)6].
Use the following data to plot the inflection points for the heating curve of 1 mole of solid octane at its melting point, -56.8 degrees C. The first point should be at -56.8 and the last point should be at 150 degrees celcius.
Tungsten trioxide (WO3) has a rich yellow color and is often used as a pigment in ceramics and paints. In order to test a ceramic vase for its WO3 content, a 10.00 g sample of the vase was ground and reduced with Pb(Hg) to convert any WO3 to W3 . ..
What is the pH of 0.346 M diethylammonium bromide, (C2H5)2NH2Br. The Kb of diethylamine, (C2H5)2NH, is 6.9 x 10-4
potassium hydrohen phthalate khc8h4o4 functions as monoprotic acid. if a 1.46 g sample of impure khc8h4o4 requires 34.3
a 0.100 molal solution of a non-electrolute in water raises the boiling point of the resulting solution by 0.052
Determine how many milligrams of H 2 O are present in sample If the freezing point of 100.0 grams of sample of 2-methyl-2-propanol =24.59C, (2methyl-2propanol has Kf=4.68Ckg/mol
Draw two conjugated dienes, and two nonconjugated dienes, each with the formula C7H12 and the base name hexane. Provide the systematic name for each diene.
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