Across
- 1. a stable particle made of two or more atoms
- 4. a pure substance that is made of one type of atom
- 6. a mathmatical sentence
- 8. A substance made out of two or more atoms
- 9. a single number or a variable
- 10. a symbol for an unknown value
Down
- 2. A number in front of a chemical formula
- 3. A chemical substance that is present at the start of a chemical reaction
- 5. of Conservation of Matter matter can't be created or destroyed
- 7. the result of a chemical equation
- 8. Reaction chemical bonds between atoms are broken and new ones are formed