Chemistry, 19.02.2021 07:10 ashl3yisbored
A balloon, originally at 311K and 2.21 atmospheres has its pressure decreased to 1.91 atmospheres. What will its new temperature be?
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Compare and contrast physical changes with chemical changes.
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Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.
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Pegmatites are igneous rocks in which the individual minerals are very large. typically, the minerals are all light-colored quartz, feldspar and muscovite. if you were given a black and white photograph of a pegmatite in a quarry (where the rock has been blasted and broken), what physical properties could you use to identify those three minerals in this hypothetical photo? describe each mineral and the specific diagnostic properties. be specific.
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A balloon, originally at 311K and 2.21 atmospheres has its pressure decreased to 1.91 atmospheres. W...
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