Question

Two solutions of sulfuric acid are mixed in the ratio 2:3. The concentration of sulphuric acid in the first and the second solutions are 10% and 20% respectively. Find the concentration of the sulfuric acid in the final mixture.

Answer 1

Answer:

Step-by-step explanation:

:Let the required number be x

2/5+x=-3/2

x=-3/2-2/5

x=-15-4/10

x=-19/10ans