Biology, 18.09.2019 08:30 secondweb448

Ihave a 5 m stock solution of kcl and i need a 400mm working concentration (1x). if i want to make a 10 ml of a 2x concentration, how much 5 m stock and how much water do i need to add together

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Ihave a 5 m stock solution of kcl and i need a 400mm working concentration (1x). if i want to make a...