home > q&a board > chemistry > topic: chemistry

Q BgQuestion:

Scholar
Karma Points: 214
Respect (88%):
posted by  Ben Is A Monk on 4/30/2008 6:57:57 AM  |  status: Live  

chemistry

Course Textbook Chapter Problem
N/A N/A N/A N/A
Question Details:

A: Lactic acid, CH3CH(OH)CO2H, is considered a monoprotic acid (donates one H+) even though it has six hydrogen atoms in its structure. Which hydrogen atom is ionizable?

 
B: What is the conjugate base of lactic acid? Draw its Lewis structure. Be sure to include all lone pair electrons.

 
C: If you had 500 mL of a 1 mmol/L solution in a flask, how many molecules of lactic acid would this contain?
Bonus Point Alert! Earn +4 additional karma points for helping this annual member.

AAnswers:

Answer Question
Pupil
Karma Points: 60
posted by reghs on 4/30/2008 8:49:13 AM  |  status: Live
Asker's Rating: Helpful   
Ben Is A Monk's comment:
"thank you"
Response Details:
 
A. lactate ion CH3CH(OH)COO−. the last hydrogen will ionized
 
B. CH3 CH(OH) COO-
 
sorry i can't answer the other questions
Answer Question
Ask New Question

Join Cramster's Community

Cramster.com brings together students, educators and subject enthusiasts in an online study community. With around-the-clock expert help and a community of over 100,000 knowledgeable members, you can find the help you need, whenever you need it. Join for free today » How Cramster is different from tutoring »

Need Help In

Useful Links