Chemistry Vocabulary
Across
- 4. The name given to Avogadro's number of a substance is a...
- 5. formulas The number of atoms that make up one molecule of a specific compound
- 6. figures The amount of numbers in a sequence that are actually important in the end
- 7. The average of all known isotopes of an element in grams
- 8. mass The resulting number from adding all the atomic masses of elements in a compound together
- 9. composition The percent, by mass, of each element in a compound
- 10. Commonly referred to as STP, or 2.14
- 11. The smallest unit of a certain material, ex: atoms, molecules, etc
Down
- 1. Simplest ratio of atoms in a formula
- 2. 6.02 x 10^23
- 3. Smallest whole number ratio that exists between cations and anions in an ionic compound, ex: NaCl