GenChem4 (Compounds and Stoichiometry) Flashcards
1
Q
A pure substance composed of two or more elements in a fixed proportion
A
Compound
2
Q
Can compounds into their constituent elements or other compounds?
A
Yes. Duh.
3
Q
A combination of two or more atoms held together by covalent bonds. The smallest unit of a compound.
A
Molecule
4
Q
Which can contain the same element: a molecule or a compound?
A
A molecule may contain the same element. A compound must be made from different elements.
5
Q
the mass of 1 mole of a compound is called its
A
Molar weight or molar mass
