The atomic number of carbon is 6 and its atomic mass is 12. How many protons are there in the nucleus of carbon?
A. 6
B. 12
C. 18
D. Zero
Answer: Option A
A. 6
B. 12
C. 18
D. Zero
Answer: Option A
A. James Chandwick
B. Niels Bohr
C. J. J. Thomson
D. Ernest Rutherford
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