How many molecules of water are there in 10 lbs of water?

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2

Many ionic compounds and a few highly polar covalent compounds are because they completely ionize in water to create a solution filled with charged ions that can conduct an electric current.

How many moles are in 123.0 grams of kclo4?