An empty graduated cylinder weighs 82.450
g. when filled to 50.0 ml with an unknown liquid it...
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Can you think of a way a rock unit with an older fossil could be above a rock until with a younger fossil? describe the scenario.
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Give one example to show that when substances are mixed,it may result in a chemical or a physical change depending on the conditions.
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Which of these is constant for all types of electromagnetic radiation in a vacuum? select one: a. wavelength b. frequency c. photon energy d. amplitude e. velocity
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