Problem:
Question 1: what does a postive reaction to benedicts solution indicate about the solution you are testing? what change do you expect to see if a solution has a positive reaction to the benedicts solution?
Question 2: what do you expect to see in a postive reaction to biuret solution? what kind of molecule is present if there is a postive reaction? specifically, what part of the molecular structure reacts with the biuret solution?
Question 3: using the brown paper test, how would you tell if a solution contains lipid?please explain in detail.
Question 4: differentiate between a positive and negative sudan iv test is positive ? explain all the differences.
Question 5: which of the following materials would you expect to give a postive result when tested with lugols iodine? expain why
a. potato
b.glucose
c.starch
d. egg albumin