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When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?
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Based on its chemical properties, identify the position of each chemical family on the periodic table.
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Chemistry, 22.06.2019 22:00
Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each number in an alternate form.
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Copper is an element because it is made with copper ___ all the way through....
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