Consider the Titration of 100

question 79

Multiple Choice

Consider the titration of 100.0 mL of the weak diprotic acid H₂A (0.10 M) with 0.20 M NaOH.What are the major species at each of the following points in the titration? (Water is always assumed to be a major species. )
-After 50.0 mL of 0.20 M NaOH is added

• A)HA^-
• B)H₂A,HA^-
• C)HA^-,A^2-
• D)H₂A
• E)none of these

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Definitions:

Colonoscopy

A diagnostic procedure that uses a long, flexible tube with a camera to view the interior lining of the colon and rectum.

Colostomy

A surgical procedure that creates an opening for the colon through the abdomen to allow bodily waste to exit through a stoma.

Serous Fluid

A clear, yellowish fluid that fills the space between the lining of the abdomen and abdominal organs, acting as a lubricant.

Peritoneal Cavity

A potential space between the parietal peritoneum (lining the abdominal wall) and the visceral peritoneum (covering the abdominal organs).