A sample of liquid ammonia has a density of 0.7 g/mL. Find the mass of a 20 mL sample of liquid ammonia. ***UNITS***

What does earth’s rotation on its axis cause? the tides night and day passing of years phases of the moon

Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.

Which statement best describes what happens when molecular compounds melt