Solve these clues to fill the grid.
- A nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic
- 3 Across
- The science of matter
- 8 Across
- A group of symbols that make a mathematical statement (plural)
- 9 Across
- A chemical substance that is present at the start of a chemical ___ (plural)
- 11 Across
- Any process determined by the atomic and molecular composition and structure of the substances
- 14 Across
- The smallest component of an element having the chemical properties of the element (plural)
- 15 Across
- That which has mass and occupies space
- 16 Across
- An abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous ___
- 1 Down
- The simplest structural unit of an element or compound (plural)
- 2 Down
- The analysis of a vector field
- 4 Down
- A ___ from one state to another without a ___ in chemical composition
- 5 Down
- How much matter something contains
- 6 Down
- A basic or essential attribute shared by all members of a class (plural)
- 7 Down
- Commodities offered for sale (plural)
- 10 Down
- A ___ solid substance in suspension or after settling or filtering
- 12 Down
- The process of producing a chemical compound
- 13 Down