ezto. tion.com Select the keyword or phrase that will best complete each sentenc

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ezto. tion.com Select the keyword or phrase that will best complete each sentence. Key terms: All matter is composed of the same basic building blocks called molecules element The subatomic particle that has a negative charge is known as the group period Each found on the periodic table proton electron is identified by one- or two-letter symbols and can be isotopes mass The and is symbolized as number is the total number of protons and neutrons in a nucious is a row in the periodic table compound atoms Atoms that have the same number of protons, but dilfer in the number of neutrons are known as atomic

Explanation / Answer

All matter are composed of same building block --- atom

2. Electron

3.element

4.mass number , A

5.period

6.isotopes

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