QUESTION IMAGE
Question
a piece of sodium metal can be described as a pure substance and a compound. a pure substance and an element. an impure substance that is unreactive. an impure substance that is reactive.
Brief Explanations
El sodio es un elemento químico. Un elemento es una sustancia pura formada por un solo tipo de átomo. Además, el sodio es muy reactivo químicamente.
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B. a pure substance and an element.