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18 An atom of ordinary carbon has six protons

2022-08-05 18:21:12 问答库 阅读 170 次

问题详情

18 An atom of ordinary carbon has six protons and eight neutrons
A Right
B Wrong
C Not mentioned请帮忙给出正确答案和分析,谢谢!

参考答案

正确答案:B

考点: