Answer:
<em><u>The answer is</u></em>: <u>Acetone.</u>
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Explanation:
<em>Vapor pressure of Acetone</em>: 231.06 mm Hg at 25 ° C.
<em>Vapor pressure of Ethanol</em>: 59.3 mm Hg at 25 ° C / extrapolated.
<em><u>The answer is</u></em>: <u>Acetone.</u>
Its Truu . <span>True or False: 46% of Russia is permanent forests. </span>
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Answer:
d) The lithosphere is broken into sections called plates.
Explanation:
Plate tectonics is the movement of the lithosphere and is responsible for such phenomena as volcanoes and earthquakes. The lithosphere is the exterior layer of the earth about a hundred kilometers thick. This layer is broken into large sized plates, about seven medium plates and numerous smaller plates.
These plates move a couple of inches every year from each other and are the cause of volcanoes and earthquakes.
Answer:
A. Obsidian
Explanation:
It fits the property described in the question.
It cools so fast that no visible crystal or grain could form. It has high silica Composition, black and glassy. It is also used to make tools with sharp edges