Author Question: A gelatin-based gel's optimal strength is found between a pH of a. 3 and 5. b. 5 and 10. c. 10 ... (Read 23 times)

Yolanda · **on:** Aug 19, 2018

A gelatin-based gel's optimal strength is found between a pH of
a. 3 and 5.
b. 5 and 10.
c. 10 and 14.
d. It could be any of the above answers, depending on the other influencing factors.

Question 2

Which of the following is/are included in gelatin-based gel preparation?
a. hydration of gelatin granules or sheets to prevent clumping
b. heating without stirring to avoid crystallization
c. stirring the sol at room temperature to promote gelation
d. cooling for 1 to 6 hours in the freezer