单词 | Henderson equation for pH |
释义 | Henderson equation for pH [`hen·dǝr·sǝn i¦kwā·zhǝn fǝr ¦pē`āch] PHYSICAL CHEMISTRY An equation for the pH of an acid during its neutralization: pH = pKa + log [salt]/[acid], where pKa is the logarithm to base 10 of the reciprocal of the dissociation constant of the acid; the equation is found to be useful for the pH range 4-10, providing the solutions are not too dilute. |
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