`we learned in this lesson that there are different types of bonds based on electronegativity. one bond type is known as nonpolar covalent. which choice below has this bond type? a. h2 b. h2o c. nacl d. all of the compounds e. none of the compounds

Afamily is one another name for a group on the table of elements.

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.

The twister and runaway train are two coasters at the same amusement park. both coasters start at the same height. the coaster for the twister is twice the mass of the coaster for the runaway train. which roller coaster has greater gravitational potential energy at the start of the ride?