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//Chapter 3: Thermodynamic and Chemical Equilibrium
//Problem: 27
clc;
//Declaration of Variables
n_salt = 0.02 // mole
n_base = 0.2 // mole
pKb = 4.7
// Solution
pOH = pKb + log10(n_salt / n_base)
pH = 14 - pOH
mprintf("pH of a buffer solution is %.1f", pH)
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