Stock solution A is 200 mM, stock solution B is 40 mM. How many milliliters of stock solution A do you need to make 250 mL of 100 mM solution?

Stock solution A is 200 mM, stock solution B is 40 mM. How many milliliters of stock solution A do you need to make 250 mL of 100 mM solution?

Stock solution A is 200 mM, stock solution B is 40 mM. How many milliliters of stock solution A do you need to make 250 mL of 100 mM solution?