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Questions and Answers
What is the simplest form of matter to have unique chemical properties?
What is the simplest form of matter to have unique chemical properties?
- Neutrons
- Protons
- Chemical element (correct)
- Water
How are hydrogen and oxygen related to water?
How are hydrogen and oxygen related to water?
- They are mixtures
- They are compounds
- They are elements (correct)
- They are isotopes
What is used to identify each element?
What is used to identify each element?
- Atomic number (correct)
- Number of electrons
- Number of neutrons
- Atomic mass
How many naturally occurring elements are there on earth?
How many naturally occurring elements are there on earth?
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