Question

testing of juices of fruits and vegetables with the help of pH paper

Answer 1

Cut a 1-1/2-inch piece of the pH paper. Take one fruit half and firmly press the piece of the pH paper against the cut side of the fruit. Compare the color of the paper strip with the standard pH scale printed on the pH paper pack to determine the acidity of this fruit. Repeat Steps 2 to 5 for the other fruits