Acetic acid consists of a(n) ______________ group attached to a carboxyl group
a. amino
b. methyl
c. hydroxyl
d. ethyl
b
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Gas flows away from the Sun in the _______________, which can be considered an extension of the corona
Fill in the blank(s) with correct word
Angular momentum is conserved for a satellite in
A) circular orbit. B) elliptical orbit. C) both of these D) neither of these
In beta decay, it is found that the energy of the emitted electrons varies and is always less than what is calculated on the basis of the parent and daughter nuclei. This is evidence for the existence of another particle called the
A) gluon. B) meson. C) neutrino. D) quark. E) positrons.
Three identical bar magnets, each 2 cm long, are placed in a straight line on a frictionless surface with their ends equally spaced with 2 cm between ends. They are constrained so they cannot rotate, but they can slide along the straight line. The left magnet has its north pole nearest the north pole of the middle magnet, and the right magnet has its south pole toward the middle magnet's south pole. Once they are in place and released from rest, which of the following best describes the motion of the magnets?
a. The end magnets will move away from the center magnet. b. The magnets will not move since they are equally spaced. c. The magnets will snap together. d. None of the above would happen.