Chemistry, 27.08.2019 16:30 alexdziob01
Amylar balloon is filled with helium gas to a pressure of 107 kpa when the temperature is 22°c. if the temperature changes to 45°c, what will be the pressure of the helium in the balloon?
Answers: 3
Chemistry, 21.06.2019 21:30
It takes 945.kj/mol to break a nitrogen-nitrogen triple bond. calculate the maximum wavelength of light for which a nitrogen-nitrogen triple bond could be broken by absorbing a single photon.
Answers: 3
Chemistry, 22.06.2019 06:00
An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have
Answers: 2
Chemistry, 22.06.2019 15:00
Many ionic compounds and a few highly polar covalent compounds are because they completely ionize in water to create a solution filled with charged ions that can conduct an electric current.
Answers: 1
Chemistry, 22.06.2019 21:30
If you burn 46.6 g of hydrogen and produce 416 g of water, how much oxygen reacted
Answers: 3
Amylar balloon is filled with helium gas to a pressure of 107 kpa when the temperature is 22°c. if t...
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