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Kelvin Scale - General Chemistry - Solved Quiz, Exercises of Chemistry

This is short quiz. Answers are given in empty space. This solved quiz of chemistry includes: Kelvin Scale, Atmospheres of Pressure, Mathematical Equation, Pressure and Volume, Ideal Gas, Sample of Sulfur Hexafluoride, Scientific Method, Series of Related Observations

Typology: Exercises

2011/2012

Uploaded on 12/23/2012

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Download Kelvin Scale - General Chemistry - Solved Quiz and more Exercises Chemistry in PDF only on Docsity! 1. 2 pts. What is the temperature of 45.7 oC on the Kelvin scale? 45.7 273.1 318 95 . K+ = 2. 2 pts. How many atmospheres of pressure are the equivalent of 778 mm Hg? 77 1.8 7 0 2 / 0 6 mm Hg mm Hg m atm at= 3. 2 pts. Write a mathematical equation that shows the relationship between pressure (P) and volume (V) for an ideal gas: .P V const× = 4. 4 pts. A steel vessel 2.00 L in volume contains an unknown gas sample. The pressure is 1.02 atm and the temperature is 27.0 oC. How many moles of this gas are present, assuming that the sample of gas behaves ideally? (1.02)(2.00) (0.08206)(27 273.15) 0.0828 PV n R mol T = = = + Docsity.com