Mole Basics

4. A comparison between quantities that is essential for mole calculations.
7. The scientist whose name is associated with 6.02 × 10²³ particles.
8. The SI unit used to count an enormous number of particles
9. The branch of chemistry that uses balanced equations to calculate quantities of substances.
11. The first word in the problem-solving method that uses unit cancellation.
14. A symbolic representation showing the types and numbers of atoms in a compound.
15. A general term for an atom, molecule, ion, or formula unit counted in chemistry.

1. The number placed in front of a chemical formula in a balanced equation.
2. The mathematical process of changing one unit into another using dimensional analysis.
3. The metric unit commonly used to measure mass in chemistry labs.
5. The smallest unit of an element that retains its chemical identity.
6. A chemical equation with equal numbers of each type of atom on both sides.
10. The mass of one mole of a substance, expressed in grams per mole.
12. Two or more atoms chemically bonded together as a discrete unit.
13. A charged particle formed when an atom or group of atoms gains or loses electrons.