How many litres of pure acid are there in 8 litres of a 20% solution?
2 litres
1.4 litres
1 litres
1.6 litres
Explanation:
Quantity of pure acid =8×$\dfrac{20}{100}$=1.6
How many litres of pure acid are there in 8 litres of a 20% solution?
Quantity of pure acid =8×$\dfrac{20}{100}$=1.6