Friday

April 18, 2014

April 18, 2014

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 6.9...

**maths**

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

**Mathematics**

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

**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 independe...

**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...

**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 i...

**3rd Grade Grammar**

what is the action verb in this sentence? Flu sometimes makes people very sick.

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