How the solvent front has reached the top of the plate
In carrying out an analysis of a mixture, what do you expect to see when the TLC plate had been allowed to remain in the developing chamber too long, so that the solvent front has reached the top of the plate?
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Show that if Z ? POI(6), then the random variables X and Y are independent and have Poisson distribution by calculating the joint p.m.f. of X and Y .
A 6.40 tall cylinder floats in water with its axis perpendicular to the surface. The length of the cylinder above water is 1.70 . What is the cylinder's mass density?
The rate constant has a value of k =0.75 m3/mol-h at 400 K. Assume ideal gases. (a) Calculate the time required to achieve 60% conversion of A in a constant pressure batch reactor.
Suppose you had two small boxes, each containing 1.0g of protons. If one were placed on the moon by an astronaunt and the other were left on the earth, and if they were connected by a very light string, what would be the tension in the string?
The golf ball is hit at A with speed of V=40m/s and directed at an angle of 30 degrees with the horizontal. Determine the distance d where the ball strikes the slope at B.
A projectile is launched on the Earth with a certain initial velocity and moves without air resistance. Another projectile is launched with the same initial velocity on the Moon, where the acceleration due to gravity is 1/6 as large.
A water pump increases water pressure from 10 psia to 50 psi. determine the power input required in hp to pump 1.2 ft^3/s of water. Does water temp in the inlet havy any effect on the required flow?
Silver nitrate solution is mixed with sodium sulfide solution producing a black solid and sodium nitrate solution according to the balanced chemical equation:
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