Which best describes an atom represented by this diagram?

What happens when an acid dissolves?

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.

Which of the following units is not an official si unit? mole liter kilogram ampere