pH

Last Updated on July 3, 2023 By Mrs Shilpi Nagpal

A solution may be neutral, acidic or alkaline. Kw = 1 × 10-14 at 298 K To express the acidity or alkalinity of a solution, it is sufficient to express only the H3O+ ion concentration. Sorensen , in 1909 , suggested a convenient method of expressing the H3O+ ion concentration in terms of pH. The symbol has been taken from the Danish word potenz de hydrogen ion … [Read more...] about pH

Importance of pH in Everyday Life

Last Updated on July 3, 2023 By Mrs Shilpi Nagpal

Question 1 What happens during a honey bee sting. What is its remedy? Question 2 Under what soil conditions do you think a farmer would treat the soil of his field with quicklime? Question 3 What happen if there is an excess of acid in the stomach. How can its effects be cured? Question 4 Explain the pH change as the cause of tooth decay? Question 5 How can tooth … [Read more...] about Importance of pH in Everyday Life