Biology, 13.10.2020 14:01, sirdre1982

Which phrase correctly describes the structure of an atom? A. a positively charged electron cloud surrounding a positively charged nucleus
B. a negatively charged electron cloud surrounding a positively charged nucleus
C. a positively charged electron cloud surrounding a negatively charged nucleus
D. a negatively charged electron cloud surrounding a negatively charged nucleus

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Which phrase correctly describes the structure of an atom? A. a positively charged electron cloud s...