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You are required to prepare a batch of 120 petri plates. Each plate contains 20 milliliters of agar media. The directions on the dried media say to add 45 grams of agar powder(dried media) to 1 liter of distilled water. How many grams of agar powder(dried media) must be weighed out to make the...

You are required to prepare a batch of 120 petri plates. Each plate contains 20 milliliters of agar media. The directions on the dried media say to add 45 grams of agar powder(dried media) to 1 liter of distilled water. How many grams of agar powder(dried media) must be weighed out to make the...

How many grams of NaOH are needed to make 250 milliliters of a 1.00 molar solution of NaOH? NaOH (gram molecular weight= 40.0)