Examples of pure substances are elements and mixtures compounds 2. iron and aluminum are examples of pure substances compounds 3. a is a physical combination of things that can be separated. mixture compound

Explain the side effects of cancer treatments

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Which of the following shows the correct order in which light information travels through the eye? (2 points) lens, pupil, retina, optic nerve pupil, lens, retina, optic nerve pupil, lens, optic nerve, retina lens, pupil, optic nerve, retina