Filtration/Evaporation Lab

By JAMES CALLAHAN
Last updated over 2 years ago
17 Questions
1.

Describe the appearance of unknown residue A on the filter paper

2.

Describe the appearance of the residue left following evaporation

3.

Describe the crystal structure (if present)

4.

Name the three substances in the unknown

5.

Describe the appearnace of residue on the filter paper of unknown B

6.

Describe the appearance of residue left following evaporation

7.

Descibe the crystal structure if present

8.

Name the three substances in the unknown substance B

9.

Name the separation technique

10.

Name the separation technique

11.

Which technique would be useful for separating sand and saltwater?

12.

Which technique would be useful for separating salt from water

13.

Expain why technique A above would not be effective in separating mixture of salt, sugar and water?

14.

Explain why technique B above would not be effective in separating a mixture of salt, sugar and water.

15.

Draw a mixture of hydrogen and oxygen.

16.

Draw a compound of hydrogen and oxygen

17.

Explain why the separation techniques in this lab can be used to separate water form salt- but cannot be used to separate the hydrogen from oxygen in water.