A pH meter would give the most precise result.
count the Hydronium and Hydroxide ions.
it is possible, if you want to measure the pH of saliva !
A graduated cylinder
pH is a measure of the hydrogen ion (H+) activity in a solution.
We can use a pH paper.
The pH of solutions (liquids) is measured.
A pH meter
A pH meter
A pH meter
It is a simple and not expensive tool to measure pH.
A pH meter is an electronic device used for measuring the pH (acidity or alkalinity). In an emergency, acidified tap water can be used, but distilled or deionised.
it is possible, if you want to measure the pH of saliva !
Litmus paper, or other pH papers can measure pH. Many pH test papers can measure specific pH values. There are also instruments called pH meters that can measure pH.
pH meter to measure the acidityruler or caliper for linear dimensionstape measure for the circumferencescale for the masscolorimeter for the hue or colorthermometer for the temperatureGeiger meter for the radioactivity...
A tape measure would be the tool, measuring in centimetres or inches.
A dial indicator.
A graduated cylinder
all you need is some pH tape/paper. it should come with a color wheel, you dip the pH paper in the water and match the color and it should tell you the number