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Questions and Answers
What is the basic unit of matter?
What is the basic unit of matter?
- Element
- Atom (correct)
- Molecule
- Compound
What is the term for a group of atoms held together by chemical bonds?
What is the term for a group of atoms held together by chemical bonds?
- Molecule (correct)
- Element
- Compound
- Mole
What is the Avogadro's number used to represent?
What is the Avogadro's number used to represent?
- Number of moles in a molecule
- Number of molecules in a mole (correct)
- Number of protons in an atom
- Number of atoms in a molecule
What is the term for the quantity of a substance that contains the same number of entities as there are atoms in 12 grams of carbon-12?
What is the term for the quantity of a substance that contains the same number of entities as there are atoms in 12 grams of carbon-12?
What is the smallest particle of a chemical element that can exist?
What is the smallest particle of a chemical element that can exist?
What is the term for a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound?
What is the term for a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound?
Flashcards
Basic unit of matter
Basic unit of matter
An atom is the smallest unit of a chemical element that can exist independently or as part of a molecule.
Group of bonded atoms
Group of bonded atoms
A molecule is a group of two or more atoms held together by chemical bonds.
Avogadro's number
Avogadro's number
Avogadro's number represents the number of entities (atoms, molecules, etc.) in one mole of a substance.
Definition of a mole
Definition of a mole
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Smallest unit of an element
Smallest unit of an element
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Smallest unit of a compound
Smallest unit of a compound
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