Back to gallery overview
pH INDICATOR: AMMONIA & HYDROCHLORIC ACID
HCl(aq) Is Added To NH3(aq) W/Methyl Red Indicator
Acid & base are in equal molar solutions. The indicator changes from yellow to red as the pH changes from 4.2 to 6.0 due the neutralization of NH3.
Copyright:© 1994 Richard Megna - Fundamental Photographs
Search for Keywords: