Answer
Acids are substances that release hydrogen ions when in water; therefore, acids have a high concentration of hydrogen ions.
Bases, on the other hand, are substances that either release hydroxide ions in water or take up hydrogen ions; therefore, bases have little to no hydrogen ions.
Work Step by Step
Acids are substances that release hydrogen ions when in water; therefore, acids have a high concentration of hydrogen ions.
Bases, on the other hand, are substances that either release hydroxide ions in water or take up hydrogen ions; therefore, bases have little to no hydrogen ions.