You want to make 100 mL of a .1 M sodium chloride solution. You have a 1 M stock sodium chloride solution on hand already that you need to mix with water to obtain this .1 M solution. A) How many mL of stock solution do you need?
B) how many mL of water do you need?

What are some aquatic organisms that live in cold water temperatures?

What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid

What form of anesthetic was used for field surgery