The number of atoms in the glucose molecule, C6H12O6, is
A) 48.
B) 3.
C) 4.
D) 24.
E) cannot be determined from the given information.
D
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Comparing the densities of the Moon and Mercury, we find:
A) the Moon is slightly denser than Mercury. B) similar in surface appearance, they are also similar in density. C) that density increases as we go outward from the Sun. D) the Moon's is similar to Earth's crust, while Mercury's is similar to the entire Earth. E) both are much denser than our water-covered planet.
The magnetic field produced in a material resulting from an applied magnetic field is called the
(a) Intensity of magnetization. (b) Magnetic flux density. (c) Magnetic permeability. (d) Magnetic susceptibility
Imagine placing two long wires parallel to each other. If conventional currents flow through them in the directions shown, will the wires attract each other, repel each other, or exert no net force on each other?
A. Attract each other
B. Repel each other
C. Exert no net force on each other
Spherical Mirrors: A concave mirror having a focal length of magnitude 5.0 cm forms an image 4.0 cm behind the mirror. Where is the object for this image?
A. 2.2 cm in front of the mirror B. 2.2 cm behind the mirror C. 9.0 cm in front of the mirror D. 1.0 cm behind the mirror E. 20 cm behind the mirror