Why is it proposed that the alcohol functional group
Why is it proposed that the alcohol functional group is protonated by aid before dehydration can occur via either E1 or an E2 mechanism?
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A concern to public health officials is whether a concentration of lead in the paint of older homes may have an effect on the muscular development of young children
Estimate the flaw size responsible for the failure of a turbine rotor made from high strength steel having a yield strength of 1660 MPa and a fracture toughness of 210 MPm.
Three coins are tossed. Let X be the number of heads obtained. The probability distribution for X if given: X 0 1 2 3. P(X=x) 1/8 3/8 3/8 1/8
Four identical charges (+2uC each) are brought from infinity and fixed to a straight line. The charges are located .4 m apart. Determine the electric potential energy of this group.
Calculate the speed of the center of mass when, after starting from rest, the center of the mass has fallen 3 m. The accleration of gravity is 9.8 m/s^2. Answer in units of m/s.
A machinable grade of aluminum is to be milled on an NC machine with a 20 mm diameter four tooth end miling cutter, Cutting speed = 120 m/min and feed = 0.008 mm/tooth.
An effusion apparatus can be used to determine molecular weights. In one experiment the effusion of CHCl3 is detected to be 10.35 min and in a separate experiment an unknown gas is detected at 6.54 min.
Light is incident on an equilateral glass prism at a 45 degree angle to one face. Calculate the angle at which light emerges from the opposite face. Assume that n=1.58.
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How is it rational for the owner of a factory or plantation to work his laborers to death or disability when they can easily be replaced cheaply?
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