Dictionary » S » Soluble starch

Soluble starch

soluble starch

A high-molecular-weight, water-soluble dextrin produced by the partial acid hydrolysis of starch; useful in iodimetry, as it gives an easily visible purple-black end point in the presence of free iodine.


Please contribute to this project, if you have more information about this term feel free to edit this page



Results from our forum


Re: Help w/ Lab Assignment: How Things Get Into & Out Of Cell

Actually the iodine by itself is not that soluble in water, but when mixed with potassium iodine the mixture become water ... infact have water in it. So considering that. The dialysis bag will not allow starch molecules to penetrate. The starch is a polysaccharide, and is thus highly ...

See entire post
by MichaelXY
Wed Oct 22, 2008 10:22 pm
 
Forum: Cell Biology
Topic: Help w/ Lab Assignment: How Things Get Into & Out Of Cell
Replies: 5
Views: 987

Basic Bio Questions

... d. hydrophobic 5. Which compound is a disaccharide? a. glycine b. starch c. glucose d. sucrose 6. Lipids, are by definition water ____________. a. soluble b. sugars c. insoluble d. fats 7. Which of the following represents a test cross? ...

See entire post
by edbaseball17
Tue Sep 18, 2007 10:24 pm
 
Forum: General Discussion
Topic: Basic Bio Questions
Replies: 6
Views: 1060

which fruit has the most vitamin C?

... a volumetric buret, an indicator dye (which could be as simple as a starch solution), and some solid ascorbic acid for standardizing your titration reagent. Ascorbate is water-soluble. You can probably just mash up a weighed amount of fruit pulp with a given volume ...

See entire post
by loveangel
Sun Aug 19, 2007 9:41 am
 
Forum: Botany Discussion
Topic: which fruit has the most vitamin C?
Replies: 13
Views: 6087

which fruit has the most vitamin C?

... a volumetric buret, an indicator dye (which could be as simple as a starch solution), and some solid ascorbic acid for standardizing your titration reagent. Ascorbate is water-soluble. You can probably just mash up a weighed amount of fruit pulp with a given volume ...

See entire post
by blcr11
Mon Aug 13, 2007 6:08 pm
 
Forum: Botany Discussion
Topic: which fruit has the most vitamin C?
Replies: 13
Views: 6087

Iodine and plant cells

... gets stuck in the coils of beta amylose molecules (beta amylose is a soluble starch). The starch forces the iodine atoms into a linear arrangement in the central groove ...

See entire post
by muraceae
Thu Mar 22, 2007 5:48 pm
 
Forum: Botany Discussion
Topic: Iodine and plant cells
Replies: 2
Views: 1738
View all matching forum results

This page was last modified 21:16, 3 October 2005. This page has been accessed 3,293 times. 
What links here | Related changes | Permanent link