Quizzes & Puzzles30 mins ago
Daily Express Big Monday 440 Monday September 3rd 2012
4 Answers
Please will somebody tell me the answer to this tuffie?
Subatomic particle having the same approximate mass as a proton but without an electric charge, present in the nuclei of all atoms except hydrogen.
Thanks a million to anyone who knows the answer.
T
Subatomic particle having the same approximate mass as a proton but without an electric charge, present in the nuclei of all atoms except hydrogen.
Thanks a million to anyone who knows the answer.
T
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