haileyc2
haileyc2
24-03-2016
Chemistry
contestada
Somebody help?? I don't know how to do this
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Teslawhitney
Teslawhitney
24-03-2016
It's been a while since I've done this stuff... I'm pretty confident 3. is decibels. 2 could be perception (because perception is the pitch that a human hear designates to the frequency it receives). I'm unsure about the first one.
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