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You have a stock container of 5X buffer, but your experiment requires 1X buffer. If you want to make 1.5 L, how much of the 5X buffer do you need? Please give your answer in mL.

Before the 1880s, most immigrants came from _________; after the 1880s, most immigrants came from _______.

In the English Peppered moth example, which is incorrect:

How many grams of caffeine would you need in order to prepare 75 mL of a 15 µM solution of caffeine? The Mw of caffeine is 456 g/mol.

Extra space only if needed.

In ocean acidification:

Please select from the following dilutions in order to make a 1:900 dilution in the least amount of steps. Please select all that apply.

Dominic Price calls his inventory the

What does your lecture suggest is the relationship between pleasure and happiness?

A stock solution of ATP was prepared by dissolving 15 mg of ATP in 600 ml of DI H2O.  Which of the following concentrations, including units, is correct? Please select all that apply.