Chemistry, 07.04.2021 18:10 mistiehaas
I REALLY need help with this one... A weather balloon is filled with 60.0 L of hydrogen gas at sea level pressure (101.3 kPa). It then rises to 900 m above Earth’s surface. The atmosphere at this altitude is 90.6 kPa. What is the volume of the balloon at this altitude? Assume there is no change in temperature or amount of gas.
Answers: 3
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How do the energy differences between the higher energy levels of an atom compare with the energy difference between the lower energy level of the atom
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Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change
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Chemistry, 22.06.2019 10:30
Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2
Answers: 1
I REALLY need help with this one...
A weather balloon is filled with 60.0 L of hydrogen gas at sea...
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