What is the Q value for the following reaction?
7Li + 1p = 4He + 4He
(7.016005 ) (1.007825 ) (4.002603 ) (4.002603 )
A)
13.35 MeV
B)
13.57 MeV
C)
15.37 MeV
D)
17.35 MeV
E)
17.53 MeV
D
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A object is 12 cm in front of a concave spherical mirror, and the image is 3.0 cm in front of the mirror. What is the focal length of the mirror?
A) 0.25 cm B) 15 cm C) 4.0 cm D) 2.4 cm E) 1.3 cm
The _______________ temperature scale is used in astronomy because it is based on absolute zero
Fill in the blank(s) with correct word
Nearby active galaxies, such as Centaurus A, are likely the mergers between colliding galaxies
Indicate whether the statement is true or false