Which of the following statements about the starch/cellulose experiment is false?
A. Cellulose did not react positively to an iodine test no matter what we did
B. A positive Benedict's test was always accompanied by a negative iodine test
C. We had to add sodium hydroxide to neutralise the acid because the iodine test is always negative in acidic conditions
D. The test tubes with water acted as a control
Answer:C
Which of the following statements about the starch/cellulose experiment is false?
A. Cellulose did not react positively to an iodine test no matter what we did B. A positive Benedict's test was always accompanied by a negative iodine test C. We had to add sodium hydroxide to neutralise the acid because the iodine test is always negative in acidic conditions D. The test tubes with water acted as a control