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Q: Which substance has one proton and one neutron? A. H-1 B. H-2 C. He-1 D. He-2
A: The best answer is B. H-2.
audrey17|Points 314|
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Asked 10/10/2011 9:13:35 AM
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Questions asked by the same visitor
A _____ moon is seen from Earth when the Moon is between Earth and the Sun. A. full B. new C. first quarter D. third quarter
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Updated 10/11/2014 3:49:36 PM
1 Answer/Comment
A new moon is seen from Earth when the Moon is between Earth and the Sun.
Added 10/11/2014 3:49:36 PM
This answer has been confirmed as correct, not copied, and helpful.
Which layer of the Sun's atmosphere is the hottest? A. corona B. photosphere C. chromosphere
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Updated 10/6/2011 2:04:24 AM
6 Answers/Comments
Which layer of the Sun's atmosphere is the hottest? The answer is A. Corona.
Added 10/5/2011 8:21:18 AM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by andrewpallarca [5/17/2014 9:09:13 AM]
we dont have to repeat the correct answer over and over again.
Added 10/6/2011 2:04:24 AM
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