First

Question 1

Ka,kb always been fixed

Answer 1

اللي بيتغير تركيز الحمض وتراكيز القاعدة المرافقة والhبلس للحمض ونفس الاشي للقاعدة

Question 2

Buffer capacity

Answer 2

Depends on the ratio A-/HA

Question 3

Inflection point

Answer 3

Happened in the titration reaction when the ph=pka

Question 4

Equivalent point

Answer 4

All the acid is dissociated at this point

Question 5

Plateau region

Answer 5

Buffer region

Question 6

Titration curve

Answer 6

Relationship between the ph and the OH- equivalent

Question 7

Indicator to detect the equivalent point

Answer 7

Phenolphathalien is colorless in acidic, pink in basic

Question 8

Physiological buffer

Answer 8

1-
2-
3-

Question 9

What is the staining technique that i can use to visualize the proteins in SDS page

Answer 9

1- coomassie blue
2- radioactivity
3-western blottin