Which of the following usually indicates stormy weather with clouds and precipitation? Low humidity
Low air pressure
High air pressure
High humidity

What diagram shows the ionic compound of magnesium oxide

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.

Mercury metal is poured into a graduated cylinder that holds exactly 22.5 ml the mercury used to fill the cylinder mass in 306.0 g from this information calculate the density of mercury