contestada

Calculate the concentration:

2a) 45g of sodium hydroxide in 3dm3 of solution.

2b) 0.256g of sodium chloride in 500cm3 of solution.

Respuesta :

rahmant

Answer:

2a) 15 g/dm3

2b) 0.512 g/dm3

Explanation:

Use the concentration = mass/volume equation.