How many molecules are in 3.0 moles of water

Write a net ionic equation to show that hydrofluoric acid, behaves as an acid in water.

2points what is the job of a scientist? a. to answer ethical questions. b. to write laws based on his or her knowledge. c. to ask and answer scientific questions. d. to ignore facts that do not support his or her theory.

Why are people not able to scuba dive in the deep part of the ocean