contestada

To prepare for a lab experiment, Brad is making a solution that uses two types of
concentrations: 75 mL of 50% salt and 125 mL of 10% salt.
What is the salt concentration of the mixed solution?

Respuesta :

Answer: 25%

Step-by-step explanation:

[tex]\frac{(75*.5)+(125+.1)}{75+125}[/tex]

Get ".5" and ".1" from converting 50% and 10% to decimals versions.