Please give the FUNCTION of these laboratory apparatus..?

Question

1) test tube brush

2) HARD GLASS test tube

3) florence flask

4) erlenmeyer flask

5) distilling flask

6) funnel

7) condenser

8) crucible with cover

9) glass rod

10) dropper

11) water bath

12) cork borer

13) triangular file

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thank you..!

Answer 1

1. To clean the test tubes with

2-5. As a container for chemicals, and to provide a place for chemical reactions to take place

6. To aid transfer of chemicals into #2-5 (especially if the opening is narrow)

7. To cool down a gas/vapor, allowing it condense into a liquid

8. To heat chemicals, often to a very high temperature

9. To stir with

10. To allow transfer of a liquid in small quantities

11. To hold water (often to allow cooling of things by immersing them in water)

12. To bore a hole in the cork -- usually to allow a tube/rod to go through

13. http://wiki.answers.com/Q/What_is_a_tria...