Estimating the pH of a Solution Data Sheet

Estimating the pH of a Solution Data Sheet

NAME _______________________________________

pH Data Sheet, p. 2

Part 2 and 3: Estimating Solution pH Using Indicators and pH paper

You need one of these pages for each unknown tested.

Solution #______

indicator	observations	possible pH range
Phenolphthalein	_________________________________________	________________
Bromothymol Blue	_________________________________________	________________
Methyl Orange	_________________________________________	________________
Thymolphthalein	_________________________________________	________________
Thymol Blue	_________________________________________	________________
Methyl Red	_________________________________________	________________
Malachite Green	_________________________________________	________________
Bromocresol Purple	_________________________________________	________________
Bromocresol Green	_________________________________________	________________

Estimation of pH based on pH paper (part 3) __________

Comparison of indicator to pH paper results and final estimation of pH