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bella is reading a science text she sees two short symbols the first symbol is two lett...
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Chemistry, 26.09.2019 22:20 alvaradovanessa14
Plss
bella is reading a science text she sees two short symbols the first symbol is two letters: na and a symbol is a single letter: f
what do these symbols represent?
a: atoms
b: types of energy
c: different systems
d: molecules
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