Hematite is a naturally occurring mineral and a common form of iron ore. The following statements describe physical and chemical changes occurring to hematite. Which statement describes a chemical change? A. The hematite particles separate from each other but remain the same substance. B. The hematite particles rearrange to form a new substance. C. The hematite particles are mixed with particles of a different substance. D. The hematite particles vibrate more quickly when they are heated. E. The hematite particles are moved from one location to another location.
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Hematite is a naturally occurring mineral and a common form of iron ore. The following statements describe physical and chemical changes occurring to hematite. The hematite particles separate from each other but remain the same substance.
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