Quantitative chemistry Glossary

1. Conservation

1.1. Keeping hold of the chemicals in a reaction, not wasting them.

2. Atom

2.1. Smallest bit of an element

3. Particle

3.1. A small object, atom, electron etc,

4. Molecule

4.1. Smallest part of a Compound

5. Reactive

5.1. Chemicals that CAN react

6. Product

6.1. The chemicals we get at the end of a reaction

7. Uncertainty

7.1. How confidant we are about an answer

8. Mean

8.1. Average

9. Mole

9.1. A number of particles 6.02 x 10 to the 23

10. Limiting

10.1. When a chemical is in short supply the reaction stops

11. Percentage

11.1. A proportion as a part of 100

12. Line of best fit

12.1. a line that fits a plot the best

13. Units

13.1. The measurements we use for a quantity

14. Economy

14.1. How much REACTANT turns into PRODUCT

15. Mass

15.1. How much material there is

16. Reaction

16.1. How chemicals join together, or split apart.

17. Reactant

17.1. One of the starting chemicals in a reaction

18. Relative

18.1. Comparison between two things

19. Range

19.1. The difference between the highest and the lowest value.

20. Concentration

20.1. How much chemical there is in a particular space.

21. Volume

21.1. How much space does something occupy

22. Yield

22.1. How much a chemical reaction produces.

23. Scales

23.1. The sizes of measurement that we use.

24. Plotting

24.1. Adding data to a graph