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Exam Question#9
Please choose a communication medium (e.g. the internet, Hollywood movies, Bollywood movies, radio, etc…) and discuss how it has been regulated and censored historically…
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Write a vector formula for computing the center to center distance between two disks given their velocities, u, and their positions, r0, at a given time, t0.
Sphere and disk collisions can be expressed more compactly and computed more conveniently in vector notation. Primarily, this involves converting the procedures of Example…
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Estimate the temperature of the first gas to flow out of the turbine.
Propane is available from a reservoir at 350 K and 1 MPa. An evacuated cylinder is attached to the reservoir manifold, and the cylinder…
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what is the pressure in the tire and the amount of propane remaining in the can?
A practical application closely related to the above problem is the use of a compressed fluid in a small can to reinflate a flat…
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Plot the CO2 temperature (°C) on the ordinate versus H on the abscissa, using H 0 for the outlet state as the reference state.
The enthalpy of normal liquids changes nearly linearly with temperature. Therefore, in a single-pass countercurrent heat exchanger for two normal liquids, the temperature profiles…
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Perform this calculation and compare the resulting acentric factor to those on the inside covers of the book.
To clarify the problem with the van der Waals equation in regard to phase-equilibrium calculations, it is enlightening to compute the reduced vapor pressure…
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Estimate the mole fraction of CO2 in water at 0.7 MPa total pressure and 298.15 K.
Carbon dioxide solubility in water plays a critical role in biological physiology and environmental ocean chemistry, affects the accuracy of acid-base titrations in analytical…
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Describe what happens to the water in the cells and the glycerol outside the cells when the medium is replaced with 10 wt% glycerol.
E. coli are bacteria commonly used to express desired proteins through genetic modification because they replicate and express whatever intracellular DNA they find. Introducing…
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Assume MAB solution thermodynamics and write the flash equations in terms of K-ratios, with the equations for calculating K-ratios written separately.
An equimolar ternary mixture of acetone, n-butane, and ammonia at 1 MPa is to be flashed. List the known variables, unknown variables, and constraining…
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Calculate the ideal solution osmotic pressure at the conditions given above.
Red blood cells have a concentration of hemoglobin (Mw ~ 68000) at 0.3 M. The osmotic pressure a body temperature (37°C) is 0.83 MPa.…