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Given a fixed amount of gas held at constant pressure, calculate the volume (in L) it would occupy if a 3.50 L sample were cooled from 90.0oC to 30.0oC.

A 2.0 L sample of hydrogen expanded to a new volume of 5.5L whole its pressure decreased to a 0.5 atm what was the original pressure of the example

If a sample of gas is at 945 K and 3.9 atm, what is the new temperature at 12.2 atm?

Based on silicon's position on the periodic table, it has A. 14 electrons, which include 4 valence electrons in the third energy level and 10 electrons distributed over the first two energy levels. B.

Segundo o entendimento do STF, assinale a alternativa correta sobre o pedágio:

a 1kg rock is at a height of 100 meters. What is the rocks gravitational potential energy at 100 meters high

Why doesn't the stomach acid just digest right through the wall of the stomach? Select one: a. Neutralizers are imbedded in the stomach lining. b. The lining of the stomach is protected by mucus. c.

If a substance cannot be seperated physically or chemically, it is?

Match each type of sedimentary rock with its composition. 1. mineral crystals clastic sedimentary rock 2. remains of dead creatures organic sedimentary rock 3. weathered rock particles chemical sedimentary rock

A scientist observes the boundary between two tectonic plates for a decade and finds that no new volcanoes have formed over the course of her investigation. Does this result support the theory of plate tectonics? Why or why not?