Calculate the ka value of a 02 m solution of the monoprotic
Calculate the Ka value of a 0.2 M solution of the monoprotic acid, propionic acid, CH3CH2CO2H. The measured pH is 2.44.
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In the following compound [CoCl(NH3)4(H2O)]SO4, write the formula and charge(if applicable) for: a) the ligands b) the complex c) the coordination sphere
In a ballistics test, a 25.0g bullet traveling horizontally at 1200m/s goes through a 40.0cm -thick 350kg stationary target, What average force does the bullet exert on the target
Calculate and record the following for the experiment performed with 20g KClO. mass of the crucible with manganese(IV) dioxide (in grams): 54.200g
A high-energy pulsed laser emits a 1.0-ns-longpulse of average power 1.7×1011W . The beam is nearly a cylinder 2.5×10?3m in radius and it travels in free space. Determine the energy delivered in each pulse.
An object with a mass of m = 5.3 kg is attached to the free end of a light string wrapped around a reel of radius R = 0.255 m and mass of M = 3.00 kg, Determine the speed with which the object hits the floor
Consider the compounds water, ethylamine, acetone, and aniline, whose Kb values can be found here. Classify them by whether they can be appreciably (Keq>1) protonated by: pyridinium, CH3OH2 , both, or neither.
A mass of 0.750 g calcium chloride is diluted with 975 g H2O. What is the chloride ion concentration (in ppm)?
A planet can have an atmosphere if the escape speed of the planet is 6 times larger than the thermal speed of molecules in the atmosphere. What is the radius of this object's orbit around the sun
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In much of their work Mary Cassatt and Berthe Morisot portrayed women and children. Some scholars suggest that Cassatt's and Morisot's subject matter
Assignment task: In of 300-500 words analyze Manet'sThe Luncheon on the Grass. (25.10) What was its initial reception?
Read excerpts from Frederick Jackson Turner's paper: 'The Significance of the Frontier in American History, 1893', and Josiah Strong's 'Our Country'.
How did instrumental music develop during the Baroque era? Discuss 3 baroque composers that contributed to this development
In a well-researched and critically analytical essay, explore the phenomenon of neo-colonialism in Africa, delving into its historical origins
You are to read a non-fiction book of your choice concerning any person or event in United States History after the year 1876.
In what ways did Marcel Duchamp's "Assisted Readymade" test the traditional notions about what constitutes art?