Question

The teacher gave the samples of milk, black coffee, tomato juice, lemon juice and egg white to two groups of students and asked them to find the pH value of each sample and arrange them in the order of decreasing pH values. They reported the PH values as given- Group A : Egg white ,Milk ,Black Coffee ,Tomato Juice, Lemon Juice. Group B: Egg white ,Black Coffee ,Tomato Juice, Lemon Juice.
(a) Which group of students reported the correct decreasing order?
(b) How pH depends upon hydrogen ion concentration?
(c) Mention the value associated with the group shown the correct order.

Answer 1

group A,because the acidity of an object depending upon the hydrogen ion