Asked by Jennifer
calculate the volume of the 3.0 M stock solution needed to make a diluted 30mM solution in 400ml
Answers
Answered by
@allthehomework
Rephrased, how many mols of solute are in 400mL of 30mM solution?
0.4L*0.03mol/L = 0.012mol
How many mL of 3.0M stock do you need to get 0.012mol of solute?
0.012mol*1L/3mol = 0.004 L
4mL of 3M stock (and you would add 396mL of solvent to finish the 400mL)
0.4L*0.03mol/L = 0.012mol
How many mL of 3.0M stock do you need to get 0.012mol of solute?
0.012mol*1L/3mol = 0.004 L
4mL of 3M stock (and you would add 396mL of solvent to finish the 400mL)
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