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Chemistry, 21.06.2019 16:30
Energy is released during which phase changes? check all that apply. boiling condensing depositing freezing melting subliming
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Compare and contrast physical changes with chemical changes.
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The volume of helium in a blimp is 6.28 x 10^9 millimeters. the density of helium in the blimp is .1786 kilogram/meter^3. find the mass of the helium in the blimp.
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An object accelerates 8.2 m/s2 when a force of 20.1 Newton's is applied to it. What is the mass of t...
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