Home › NEET UG › chemistry › c11buffer_ksp_solubility › Per NCERT §6.13, a buffer made from acetic acid …
Per NCERT §6.13, a buffer made from acetic acid and sodium acetate (pKa ≈ 4.76) at equimolar concentrations gives pH closest to which value?
A9.25
B7.00
C4.76
D2.00
Answer & Solution
Correct answer: C. 4.76
NCERT §6.13: equimolar buffer ⇒ pH = pKa = 4.76 for acetate buffer.
Related questions
Per NCERT §6.14 (definition), what is the molar SOLUBILITY S of barium sulphate at 298 K, Per NCERT §6.14, the SOLUBILITY of a sparingly soluble salt in the presence of a COMMON IOPer NCERT §6.14, comparing the ionic product Qsp with Ksp, PRECIPITATION of the salt occurPer NCERT §6.14, for a salt A₂X₃(s) ⇌ 2 A³⁺(aq) + 3 X²⁻(aq) of molar solubility S, the SOLPer NCERT §6.14, for a salt M₂X(s) ⇌ 2 M⁺(aq) + X²⁻(aq) of molar solubility S, the SOLUBILPer NCERT §6.14, for a sparingly soluble salt MX(s) ⇌ M⁺(aq) + X⁻(aq) with molar solubilitPer NCERT §6.13, on DILUTING a buffer solution, what happens to the buffer pH (to first apPer NCERT §6.13, a buffer made from ammonia and ammonium chloride (pKb ≈ 4.75; conjugate-a