Activity 4 Direction: Answer the following questions on a separate sheet of paper. 1. What is the difference between atomic mass and atomic number? How can you identify each using the periodic table of elements? Give examples. 15 Points)

Atomic mass is associated with the number of neutrons and protons that are present in a particular nucleus of an element. Atomic number is usually the number of protons present in an element's nucleus. It is the average weight of an element.

Explanation:

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1. What is the difference between atomic mass and atomic number?

- The atomic mass number is the sum of the protons and neutrons in an atom, the atomic number is only the number of protons.

2. How can you identify each using the periodic table of elements? Give examples.

- By observing each element in listed by its element symbol and atomic number, For example; “H” denotes hydrogen, “Li” denotes lithium, and so on.