The atomic number is equal to the number of what particles in the nucleus?
A) protons
B) neutrons
C) nucleons
D) electrons
E) positrons.
A
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Venus' rotation period is longer than its year
Indicate whether the statement is true or false
Voyager 1 was unable to image Titan's surface because
A) of "smog" in Titan's atmosphere. B) volcanic activity spewed sulfur clouds, obscuring the surface. C) of Titan's high reflectivity. D) the cameras were damaged by Saturn's magnetic field. E) the moon was in shadow during the mission.
Draw the two structural isomers for propanol
An object is placed 100 cm in front of a lens of focal length 20 cm. A second lens is placed 35 cm beyond the first, this second lens having a focal length of 8.0 cm. If the size of the object is 6.0 cm, what is the size of the final image?
A) 1.5 cm B) 12 cm C) 9.0 cm D) 3.0 cm E) 6.0 cm