Hydrogen is used as a rocket fuel because it is very light and reacts explosively and completely with oxygen. What is the likely magnitude of the equilibrium constant k for the combustion reaction? 2 h2(g) + o2(g) ⇄ 2 h2o(g).

Which scenario describes intraspecific, indirect competition? a. a peacock defends its territory against another peacock. b. lions and hyenas compete for the same prey animals. c. a male black bear eats fish in an area of a lake, so other black bears can’t. d. different species of birds fight over spilled popcorn on the ground.

You can reduce glare in snowy weatuer by?

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