DR SCHREMPP'S CHEMISTRY LAB - NITROCELLULOSE

 
FILM                         PRINT
 
1. Answer the questions:

a. What is it?

1) It's a common material in many kinds of plants, for example in cotton, in trees; it builds the cell walls

2) It consists of small monomers which are joined together.

b. What are the quantities of the two acids that the chemist needs for his experiment?

 

2. Complete the sentence:

a. Story about Johnny:

Johnny was a chemist. Johnny is no more. Johnny thought it was .......................... , it was .......................... .

b. The sulfuric acid's taking off a hydroxide group from the molecule, after the .......................... acid put .......................... group on the molecule and that's what makes a .......................... .

c. I'm going to make you take these .......................... .

d. We're going to .......................... to this dish and then we're going to rinse them .......................... times with the water. This is .......................... water cause we don't need any .......................... in there.

e. We actually would rinse this 10-12 times using some .......................... also known as baking soda to .......................... the acid.

f. Theoretically anything made of cellulose you can .......................... .

g. Magicians like it because it not only .......................... but you see there is absolutely no .......................... .

 

3. True or false?


a. Nitrocellulose is used in film industry.

b. They wrung the cotton balls to get the base out of there.