Does a redox reaction with a small equilibrium constant (K < 1) have a positive or a negative ? Does it have a positive or a negative
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28 August 2017 Atmospheric C omposition ○ Atmosphere is the gaseous portion of a planet; it is one of the traditional subdivisions of earth’s ph nvironment ■ Made up of mostly a mixture of gases, but also contains clouds and aerosols (suspended particles) ■ Gases in the atmosphere include 78% nitrogen, 21% oxygen, and less than 1% i s c ioxide nd oth ases ■ The permanent gases of the atmosphere are nitrogen(78.08), oxygen(20.95), argon(.093), neon(.002), helium, krypton, xenon, and hydrogen ■ The variable gases of the atmosphere are water vapor, carbon dioxide and ozone ○ Water apor: ■ Arguably the most important variable gas, certainly the most abundant ■ Absorbs infrared radiat o it is a greenhouse gas ■ It is added and removed constantly from the atmosphere through the hydrologic(water) ycle ■ Its concentration varies from nearly 0% over deserts and polar regions, to nearly 4% ove ropics t ○ Aerosols ■ Tiny liquid and solid particles that