3. Chemical Principles of Microbiology
Atoms- Smallest Unit of Matter
2:38 minutes
Problem 2.1ab
Textbook Question
Textbook QuestionUsing the periodic table, answer the following questions:
a. What is the atomic number for lithium (Li)?
b. What is the atomic mass of oxygen (O)?
c. What is the chemical symbol for potassium?
d. How many protons does nitrogen have?
e. How many neutrons does lead have?
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