What is it called when particles travel from an area of high consentration to an area of low consentration?

How many moles are there in 50.5 atoms ba

A decrease in temperature will affect vapor pressure by: A. increasing the density of the gas molecules, thus making them heavier and more difficult to move around B.

A child and her mother are at the park. The child walks around the rectangular park while her mom waits on a bench. The child returns to the bench, finishing her walk at the same place she started. The park is 411 meters wide and 475 meters long.

Describe a main goal of secondary treatment in a modern sewage treatment plant.

How many significant figures does 546.000 have

How does light pollution affect plants and animals? Light pollution harms plants and animals because they confuse it with

In what ways are polyatomic ions like simple ions

How does oxygen obey the octet rule when reacting to form compounds? A) It gains electrons. B) It gives up electrons. C) It does not change its number of electrons. D) Oxygen does not obey the octet rule.

Which equation obeys the law of conservation of mass? A. 2Fe+3O2 - -> 2Fe2O3 B. 4Fe+O2--> 2Fe2O3 C. Fe+O2--> Fe2O2 D. 4Fe+3O2--> 2Fe2O3

Why do airbags fill evenly with gases?