'Xef 4' diaporamas de présentation

Entry Task: Oct 29 th Monday

Entry Task: Oct 29 th Monday. Question: Calculate the number of moles, if pressure is 2 atm , volume is 500.0 ml and temperature is 300K. You have 5 minutes!!. Agenda:. D iscuss Ch. 10 sec 4-6 HW: Combo, Ideal, Stocih Partial pressure ws (75% is review from last year!).

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Noble Gases

Noble Gases. Noble Gases. The noble gases. helium (He) neon (Ne) argon (Ar) krypton (Kr) xenon (Xe) radon (Rn) form group 18 of the periodic table. Noble Gases. Ooccurrence. Minor constituents of the atmosphere Isolated first by Ramsay Fractionation of liquid air

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Ch 18. Group 18

Ch 18. Group 18. Elements. 1785 Henry Cavendish air contains < 1% of gas that does not react with O 2 under electric discharge 1868 (Aug 18) Janssen / Lockyer solar eclipse, yellow line in solar spectrum (He)

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CHEMISTRY 1000

CHEMISTRY 1000. End of Term Review Problems Fall 2009 Dr. Susan Lait. Reactions Producing Gases. Each of the following reactions has at least one product that is a gas. Write a balanced chemical equation for each reaction. Include states of matter.

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Energy and Chemical Reactions

Energy and Chemical Reactions. Thermochemistry (Enthalpy). Remember some reactions are exothermic (produce heat energy) and others are endothermic (absorb heat energy).

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