Chemistry, 04.02.2020 09:43 castroarlety
If a simple gas is collected over water. the atmospheric pressure is 778 mm and the temperature is 30°c. if the vapor pressure of water at 30 c is 31.8 mm, what is the pressure of the gas?
Answers: 1
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Using data from seismic waves, geologists have learned that earth’s interior is made up of several
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Ageologist determines that a sample of a mineral can't be scratched by a steel nail but can be scratched by a masonry drill bit. based on this information, the sample mineral has to be softer than a. orthoclase. b. fluorite. c. apatite. d. corundum.
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Chemistry, 22.06.2019 10:50, mi364
A100 kmol/h stream that is 97 mole% carbon tetrachloride (ccl4) and 3% carbon disulfide (cs2) is to be recovered from the bottom of a distillation column. the feed to the column is 16 mole% cs2 and 84% ccl4, and 2% of the ccl4 entering the column is contained in the overhead stream leaving the top of the column. calculate the mass and mole fractions of ccl4 in the overhead stream, and determine the molar flow rates of ccl4 and cs2 in the overhead and feed streams. 12. mw_ccla- 153.82; mw_cs2-76.14.
Answers: 3
If a simple gas is collected over water. the atmospheric pressure is 778 mm and the temperature is 3...
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