Chemistry
Across
- 6. a substance that speeds up a chemical reaction without being permanently altered
- 7. force exerted by a gas on a surface
- 10. amount of a substance that will dissolve in a given quantity of a solvent at a given temperature
- 12. a type of reaction that absorbs heat
- 15. the measure of movement of heat energy
- 16. solutions that conduct electricity due to ions
- 21. amount of heat required to raise the temperature of one gram of water one degree
- 23. a type of reaction that gives off heat
- 26. the negatively charged part of an atom
- 28. negative ion
- 29. mass per unit volume
- 31. state of matter that has no definite shape and no definite volume
- 32. state of matter that has a definite shape and definite volume
- 33. positive ion
Down
- 1. a substance made up of one kind of atom
- 2. the ability to do work or produce heat
- 3. insoluble solid that is produced when two salt solutions are reacted
- 4. the measure of how close measurements are to one another
- 5. heat energy
- 8. what is doing the dissolving
- 9. solutions that do not ocnduct electricity
- 11. instrument that measures atmospheric pressure
- 13. molar concentration (M)
- 14. a substance made up of two more more elements chemically combined
- 16. a test to prove or disprove a hypothesis
- 17. an insulated device that is designed to trap heat energy
- 18. the new substances produced by a chemical reaction
- 19. disorder
- 20. the measure of how close a measurement is to the actual value
- 22. atoms or compounds that have a positive or negative charge as a result of gaining or losing electrons
- 24. the way of measuring concentration (m)
- 25. state of matter that has no definite shape but definite volume
- 27. the substance that starts a chemical reaction
- 30. what is being dissolved