Edit Delete - Last Modified By: wgoo at 29/03/2017 9:37:19 AM
If you need more time practicing balancing chemical equations, you can review the concepts here:
Edit Delete - Last Modified By: wgoo at 29/03/2017 9:36:22 AM
Here is the powerpoint presentation from today's class
Edit Delete - Last Modified By: wgoo at 22/02/2017 9:29:51 AM
Watch the following video to give you an insight as to how to classify chemical reactions.
Edit Delete - Last Modified By: awo at 23/07/2014 3:11:30 PM
RECAP:
Which of the following could be evidence that a
chemical reaction has taken place?
-A permanent colour change occurs
-A gas is produced
-A substance is dissolved into another
-A change in temperature occurs
-A solid substance is broken in half
Is
mixing paint is a physical change or chemical change? Explain.
Edit Delete - Last Modified By: awo at 23/07/2014 3:18:50 PM
Test your knowledge of physical vs chemical change with the following game: