the percentage by mass of the composition cryolite a compound used in the production of aluminum is as follows 32.79% Na2, 13.02% Al and 54.19%.what is the formulae of the compound​

Why is soap used to remove grease? a. its nonpolar end dissolves the grease. b. it makes the water bond with the grease. c. it chemically bonds with the grease. d. its polar end dissolves the grease.correct answer for apex - a, its nonpolar end dissolves the grease.

In the particles are arranged in a regular, repeating pattern. a)a crystalline liquid b)a crystalline solid c)all gases d)all solids

What’s the theoretical yield of solid lead