Protein of molecular weight diffuse a distance
How long will it take a protein of molecular weight equal to 90,000 g/mole to diffuse a distance of 1 μm?
Assume that the temperature is 37°C, the thermal energy is equal to kT, and the mean free path is 10-9 cm.
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Most of the Sun's energy comes from the proton-proton chain in which four hydrogen nuclei (i.e., protons) fuse into one helium nucleus. (a) Calculate how much mass is "lost" in one proton-proton chain reaction.
Does the confidence interval from part (a) gives limits in which we expect 95% of the sample data to lie? why or why not. Does the confidence interval from part (a) gives limits in wich we expect 95% of the popultaion to lie? why or why not
Hand-calculate the sample size that will be required to detect an increase or decrease of 1.5(sigma) from the mean of one population at alpha = 0.05 and beta = 0.05 for a hypothesis test. (Note: The population standard deviation is known)
Determine the back pressure required to cause a normal shock to stand in the nozzle exit plane and the flow speed leaving the normal shock.
Hand-calculate the sample size that will be required to detect an increase or decrease of 1.5(sigma) from the mean of one population at alpha = 0.05 and beta = 0.05 for a hypothesis test.
Assuming that the permeability of the membrane remains constant, what fraction of the cell's requirement of this nutrient are being met by diffusion after adhering to the surface?
The solubility of KNO3 is 155g per 100g of water at 75C and 38.0g at 25C. What mass of KNO3 will crystallize out of the solution if exactly 100g of its saturated solution at 75C is cooled to 25C?
A discrete random variable has moment generating function mx(t) = e^(2(e^t-1)).
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Using your textbook, define social networks as a relational maintenance behavior. Identify something specific you already do to utilize social networks
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