Chemistry, 29.01.2020 12:48 chloelandry
Jenny measures the temperature inside a cave to be 10°c. the temperature outside the cave is about 30°c warmer. how does the kinetic energy of the air molecules inside the cave compare to the kinetic energy of the air molecules outside the cave? the kinetic energy of the air molecules inside the cave is the kinetic energy of the air molecules outside the cave.
Answers: 2
Chemistry, 21.06.2019 20:30
Un cierto gas tiene un volumen de 800ml a 80°c y 600ml a 80°c y 600mmhg de presión. ¿cual será el volumen del gas a condiciones normales? sí el gas es oxígeno, ¿cuál será su peso? y ¿cuántas moléculas están presentes en el sistema?
Answers: 2
Chemistry, 22.06.2019 07:00
What effect does a decrease in temperature have on the overall rate of a chemical reaction? a decrease in temperature decreases . the reaction rate will
Answers: 1
Chemistry, 22.06.2019 10:50
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
Jenny measures the temperature inside a cave to be 10°c. the temperature outside the cave is about 3...
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