Compute the porosity for rhombohedral packing
Compute the porosity for rhombohedral packing of identical spheres.
Answer is 25.96%... but how is this calculated?
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The manager of a grocery store wants to determine what proportion of people who enter his store are his regular customers. What size sample should he take so that at 97% confidence the margin of error will not be more than 0.1?
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Compute the porosity for rhombohedral packing of identical spheres.Answer is 25.96%... but how is this calculated?
What size sample would be required to estimate the proportion of hospital referrals with a margin of error of 0.04 or less at 95% confidence?
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The density of the solid is 3.99 g/cm3 and the radius of the Cl- ion is 181 pm. Calculate the radius of the Cs+ ion in the center of the cell(assume that the Cs+ ion touches ll of the corner Cl- ions)
Is sustainability a tangible goal that can be achieved or is it an abstract policy ideal that we can make progress towards, but never fully achieve?"
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