Answers26-27 CFISD TX-Chemistry A CRLab: Physical and Chemical Changes

Lab: Physical and Chemical Changes Answers

7 verified answers4 views
2
Free Preview

to the of the substances.

A
final appearance
B
temperature
C
final chemical structure
3

Check all that apply.

A
Clear the lab table of paper.
B
Tie back long hair.
C
Turn off after use.
4

To do this, you will use these observations to compare the of the substances

A
initial appearance
B
state of matter
C
initial chemical structure
5

Check all that apply.

A
Pour using tongs.
B
Wear chemical resistant gloves.
C
Taste to make sure it is HCl.
6

Check all that apply.

A
Pour using tongs.
B
Wear chemical resistant gloves.
C
Taste to make sure it is HCl.
7

Check all that apply.

A
Use tongs to remove hot items.
B
Touch the surface.
C
Turn off after use.

Did you find these answers helpful?