Please help and show work NO LINKS YOU WILL BE REPORTED
1. Calculate the number of moles of oxygen in a 12.5 L tank if the pressure is 2530 kPa and the temperature is 22 degrees C.
2. Calculate the pressure of 0.30 moles of nitrogen dioxide in a 2.7 L container if the temperature is 27 degrees C.
3. A 35 L tank contains 7.0 mol of compressed air at 500 KPa pressure, what is the temperature in Kelvin and Celsius?
4. Calculate the volume that 2.25 mol of air occupies at STP
Answers: 3
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Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from
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An object becomes electrically charged when: electrons are created in it electrons from it are destroyed electrons are transferred to it protons from it are destroyed protons are created in it
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What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?
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According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.
Answers: 1
Please help and show work NO LINKS YOU WILL BE REPORTED
1. Calculate the number of moles of oxygen...
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