Author Question: Explain what is happening to the colloidal dispersion when tomato juice is added to milk in making ... (Read 67 times)

folubunmi

  • Hero Member
  • *****
  • Posts: 524
Explain what is happening to the colloidal dispersion when tomato juice is added to milk in making tomato soup.
 
  What will be an ideal response?

Question 2

A bulging lid on canned food can be can be a sign of
 
  (1) excessive fill, (2) too much acid, (3) sulfide spoilage, (4) E. coli, (5) none of these.



kkenney

  • Sr. Member
  • ****
  • Posts: 352
Answer to Question 1

The tomato juice is acidic in pH, containing many hydrogen ions. When it is added to milk, it changes the pH of the milk protein, lowering it toward the isoelectric point and perhaps causing it to curdle.

Answer to Question 2

3



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

For a complete list of videos, visit our video library