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بعد تدخلات كثيرة و واسعة تم اكتشاف حل السوال والإجابة لم تكن ف الحسبان 7
زوز للأكسجين ديما
2o+2o+2o+1n=7
Which component of the bicarbonate buffer acts as a proton donor to neutralize
excess bases?
Which acid is weakest among the three?
A. Acetic acid
B. Dihydrogen phosphate
C. Ammonium ion
D. They are all equally weak?
Before adding NaOH to a solution of acetic acid, the solution is:
Which equilibrium represents the action of the acetic acid/acetate buffer?
