J3 Chemical Processes and Chamical Reactions (Chenical change/Reaction)

Lesson Chemical Reactions - substances interact (break apast collide, rearrange)

to fum dieerant statances wih epas Tht neAt

Physical Change - same chem. compusition

ex.- cuthny, matting, boilny, freezing

Ser- e Chanical Change - atms of sutstancas rearragaint deferent restances

With diff props famp, lift, noting ant, ined

- energy gained/raleaped

4. edar change

1. bubbles (gao formed

2. precipitate (solid formad 5. hew smel

Ker idea:

We toy to maded chemical Reactions to understand Kanenber Lorie video. words: solid sation react with clorinegas to produce table satisal)

symbols

2Naco + C2(8)

→ 2Naclos

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Posted Jan 17

Law of consenation of Mater - ators are at croated or destrope.

Apons are are rcarranged into how