Sitting in consecutive seats
Ten students are sitting around a round table. Three of them are chosen at random to give a presentation. What is the probability that the three chosen students were sitting in consecutive seats?
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Element X crystallizes in a body-centered cubic lattice. It satomic mass is 59 amu. The edge length of a unit cell of X is0.28A. Calculate the radius of an X atom and the density of X ing/cm3.Explain with detail please- fast rating.
Two positive point charges are a fixed distance apart. The sum of their charges is Qt. what charge must each have in order to (a) maximize the electric force between them, and (b) minimize it?
Compute the mean and variance of the following weights for the population of ferrets on the high plains of wyoming
What does this suggest about the relative strengths as ligands ofnitrate ions and water molecules with Ni(II) ions? And sulfate ionsand water molecule with Cu(II) ions?
A circular arc has a uniform linear charge density of -7 nC/m. The value of the Coulomb constant is 8.98755 * 10^9 N*m^2/ C^2. What is the magnitude of the electric field at the center of the circle along which the arc lies?
If a sample with replacement of two ferrets is taken, list the sample space and compute the expected value and variance of the sample mean.
Which is present in all living tissue, radio actively decays via a first order process. A one-gram sample of wood taken from a living tissue gives a rate of carbon-14 decay of 13.6 counts per min.
Determine the mass flow rate of liquid water required to produce an exit state of saturated vapor at 5 bar. What is the rate of entropy generation?
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