Class 12 ncert maths solution exercise 7.2 Qno.1 with detail solutions

Class 10 ncert maths solution exercise 8.1 Qn o. 1

Class 12 ncert maths solution chapter vector algebra exercise 10.2 Qno.4,5

Q7, exercise- 2.1

One litre of a solution contains 15.12 g of HNO_(3) and one litre of another solution contains 3.2 g of NaOH. In what volume ratio must these solutions be mixed to obtain a neutral solution ?

Class 12 maths ncert solution chapter vector algebra Ex-10.2 Qno.1

The pH of a neutral solution is 7. What is the pH of an acidic solution, less than or greater than 7?

The pH of a neutral solution is 7. What is the pH of an alkaline solution, less than or greater than 7?

A solution containing 2.7 gm of urea per 100 ml of the solution is isotonic with a solution of sucrose. How many grams of sucrose are present in 500 mL of the solution ?

Exercise 9.1 solutions