Chemistry, 18.12.2019 03:31 ricardodeleon152
Agas-filled balloon with a volume of 2.90 l at 1.20 atm and 20°c is allowed to rise to the stratosphere (about 30 km above the surface of the earth), where the temperature and pressure are −23°c and 3.00 × 10−3 atm, respectively. calculate the final volume of the balloon.
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Chemistry, 21.06.2019 22:30
Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.
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Athe top of a hill, an athlete on a skateboard has x joules of mechanical energy. how much mechanical energy will she have at the bottom of the hill? ignore the effects of friction.
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Agas-filled balloon with a volume of 2.90 l at 1.20 atm and 20°c is allowed to rise to the stratosph...
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