The magnitude of variation from the initial pH depends on 1) the amount of carbon dioxide added or removed and 2) alkalinity, which tends to buffer, or reduce, the effect of changes in carbon dioxide concentrations.
Themagnitude of variation from the initialpH depends on 1) the amount of carbondioxide added or removed and 2) alkalinity,which tends to buffer, or reduce,the effect of changes in carbon dioxideconcentrations.