How big is the ocean of spokane?

Evaluate this exponential expression,8. (2 + 3)2 – 42

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )

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.