What fossils prove that kansas once was an underwater environmentmammal fossils a. mammal fossils b. marine fossils c. bird fossils d. plant fossils

Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.

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 is true of a liquid? it has a definite volume but not a definite mass. it has a definite mass but not a definite volume. it has a definite volume but not a definite shape. it has a definite shape but not a definite volume.