How many ml of a 0.2w/w% NaOH solution (d=1.2 g/ml) contains 1.32g solute ?
I dont what should I do
I dont what should I do
1 Answer
Jul 18, 2018
550 ml
Explanation:
In a 0.2% w/w solution, 0.2 g of solute is found in 100 g of solution. Therefore, 1.32 g of solvent is found in:
To get the volume in ml, rearrange the relationship between density D, mass M and volume V,
And plug in the numbers: Volume = (660 / 1.2) = 550 ml.