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D Câu hỏi 3 Which of the following statements is FALSE? 5 d Mixtures may be composed of two or more elements, two or mor
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D Câu hỏi 3 Which of the following statements is FALSE? 5 d Mixtures may be composed of two or more elements, two or mor
D Câu hỏi 3 Which of the following statements is FALSE? 5 d Mixtures may be composed of two or more elements, two or more compounds, or a combination of both. A pure substance may either be an element or a compound. All of the above statements are true. Matter may be a pure substance or it may be a mixture. O A mixture may be either homogeneous or heterogeneous.