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krms unit 630
chemistry unit
Question | Answer |
---|---|
What is the atomic mass of Carbon? | 12. |
What is atomic mass? | it is the # of neutrons in the nucleus. |
What are electrons? | They are the same # of protons. |
What is Chemistry? | The study of most matter. |
What is the atomic mass of oxygen? | 16. |
What is the atomic mass of Neons? | 20. |
What is the atomic mass of boron? | 11. |
How many electrons are in Magnesium? | 12. |