The other two posts have to do with making your own natural acid/base indicators. The first is called Anthocyanin, and can be extracted from Red Cabbage. Quite specific directions can be found here.

Acid/base indicators are described and used to identify substances as acids or bases. Indicators and the pH Scale: Acid/base indicators are described and used to identify substances as acids or ...

IntroductionAn acid-base indicator is a substance that changes color as the pH of the solution changes. Indicators work because they are weak acids which when in solution, exist in equilibrium with ...

IntroductionAn acid-base indicator is a substance that changes color as the pH of the solution changes. Indicators work because they are weak acids which when in solution, exist in equilibrium with ...

Key Concepts A pH or acid-base indicator is a compound that changes color depending on the pH of the substance that is added to it. Acids and bases make pH indicators turn different colors. Two ...

Acids and bases are classes of materials that have different properties. Acid-base indicators change color depending on whether they are in acids or bases. Blueberries contain a substance called ...

A crash course on the basic differences between acids and bases. A crash course on the basic differences between acids and bases, complete with a classroom-friendly experiment demonstrating the ...

EFFINGHAM COUNTY, Ga. (WTOC) - In this Summer Science experiment Bailey, Lily, Ella and Reese show us how red cabbage can be used to test how acidic different liquids are. When the indicator touches ...

A Surprising as that must have been, there is a simple answer. Red wine is what chemists call an acid-base indicator. It was the wine, not the egg white, that changed color.

Today we will make our own indicator that canshow us whether a substance is an acid or a base. Advertisement Advertise with NZME. Advertisement Advertise with NZME. Advertisement Advertise with NZME.