Thursday
September 18, 2014

Posts by Markus


Total # Posts: 7

Chemistry
(a) A pressure vessel contains a large volume of CO2 gas at 10 atm pressure. A membrane composed of a poly(ether ketone) polymer with thickness 100 microns and net effective area of 100 cm2 covers a small perforated port in the container. The solubility of CO2 at 10 atm is 6....
January 12, 2013

maths
find the general solution of the following first order differential equation. dx/d(theta)=(xtan(theta))-(cos(theta))
October 26, 2011

Mathematics
find the general solution of the following first order differential equation. dx/d(theta)=(xtan(theta))-(cos(theta)) show working
October 26, 2011

calculus
Given the differential equations: (sin x)y′′+ xy′+(x − 1/9) y = 0: • Determine all the regular singular points for the Eq.; • Derive the indicial equation corresponding to each regular point; • Determine the form of two linearly ...
March 24, 2011

physics
The velocity graph of a particle moving along the x-axis is shown. The particle has zero velocity at t=0.00 s and reaches a maximum velocity, vmax, after a total elapsed time, ttotal. If the initial position of the particle is x0=7.28 m, the maximum velocity of the particle is...
January 25, 2011

Organic Chemistry
We are doing Aldol condensation, and are asked to find the concentration of the UV-Vis Spectrum. However, I am not sure how to do this. In my lab, it says that methanol and polyethylene cuvette range: 300-700nm are used on the purified product. How would we know what solvent ...
April 29, 2010

3rd Grade Grammar
what is the action verb in this sentence? Flu sometimes makes people very sick.
October 27, 2008

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