How many moles are there in a 3.00M solution when you have 1.78L

After cloud droplets form, what must happen to them for precipitation to occur?

What term is applied to a scientist who studies ancient life, including animal and plant fossils a. anthropologist b. dendroclimatologist c. geophysicist d. paleontologist

Which of the four hypothetical substances you investigated would be most harmful to living organisms? 50 points!