Which element is classified as a noble gas at stp?
hydrogen
oxygen
neon
nit...
Chemistry, 29.08.2019 20:30, alissa3329
Which element is classified as a noble gas at stp?
hydrogen
oxygen
neon
nitrogen
Answers: 2
Chemistry, 22.06.2019 11:30, claudr03
If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.
Answers: 3
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