Question

Each circle represents an atom. Which of the following boxes contains an element? A compound? A mixture?

A) element: A, C; compound: A, B, C; mixture: A, B
B) element: C; compound: A, B; mixture: B
C) element: A, C; compound: A, B; mixture: A
D) element: A, C; compound: A, B; mixture: A, B

Answer

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