Search and compare thousands of words and phrases in British Sign Language (BSL). The largest collection online.
How to sign: (chemistry) p(otential of) H(ydrogen); the logarithm of the reciprocal of hydrogen-ion concentration in gram atoms per liter; provides a measure on a scale from 0 to 14 of the acidity or alkalinity of a solution (where 7 is neutral and greater than 7 is a
Similiar / Same: pH
Categories: hydrogen ion concentration
Within this category: acidity, alkalinity, neutrality
