Check this out –> http://ow.ly/KUB7304L5Gk
To review this concept and clarify some misconceptions including one exercise of the review please play this presentation. Click on the link http://ow.ly/cAEz304L5qN and press F5 in your keyboard to play
Please check this worksheet for practice http://bit.ly/2cNrTsC
Welcome eleventh graders please click on this link for your test review —>chemistry-chapter-2-review
- Refers to a mineral resistance to being scratched.
- Simplify the id process by narrowing the search.
- Measured by scratching the mineral against another substance of known hardness (See Moh’s hardness scale on figure 5 page 72 of the book)