How to prepare the polymer of nylon
Acid chlorides are reactive with water. we are able to prepare the polymer of nylon 6,6 in the presence of water (5% aqueous 1,6 hexanediamine contains water) Why is this was possible?
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The "wireless" connection used by your laptop computer employs electromagnetic waves with a frequency near 2.4 GHz. (a) What is the wavelength of this radiation?
Verify that the functions f and g are inverses of each other by showing that f(g(x)) = x and g(f(x)) = x. Give any values of x that need to be excluded from the domain of f and the domain of g.
If 2.00 moles of a substance is dissolved in 1.00 kg of water the freezing point of the solution decreases by 7.44 celsius. does this substance dissociate to form ions in solution? why?
A ball of mass m = 0.20 kg strikes a wall with an initial speed of 5.0 m/s and rebounds in the opposite direction with a speed of 2.0 m/s. If the ball is in contact with the wall for 1.5 ms what is the magnitude of the forced exerted by the ball o
An inductor ( L = 42.9 mH), a capacitor ( C = 86.8 micro farad ), and a frequency of 60.0 HZ, determine the power supplied to these elements.
An element crystallizes in a body-centered cubic lattice. The edge of the unit cell is 2.82A(A with a circle on top), and the density of the crystal is 7.92g/cm^3. Calculate the atomic weightof the element.
How many grams of ethylene glycol are needed per kg. of water to protect radiator fluid against freezing down to -10 degress celcius?
Drug medications are often prescribed on the basis of body weight. The adult dosage of Elixophyllin, a drug used to treat asthma, is 6 mg/kg of body mass. Calculate the dose in milligrams for a 150-lb person.
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Which of the following is a behavioral indicator related to Family? A) Developing school readiness and transition strategies B) Developing collaborative
Examine historical literature to the most current period to see the growth of romanticism and EXISTENTIALISM. any major developments
The purpose is to examine the psychological factors affecting how teenagers in an impoverished urban area spend their time outside of school using:
Question: Identify a true statement about validity as applied to a test. Multiple choice question
Working in the yard, you feel unpleasantly hot and sweaty when you come in the house, so you take a shower and begin to feel better.
Question: Jena and Ben are employees of Big City Electronics. They began to have a consensual sexual relationship.
Adler believed that your birth order determines, to a large extent, your personality. He stated that your traits reflect, somehow, how you have achieved