Chemistry, 15.04.2021 19:30 giraffegurl
The surface tension of liquid tetrachloromethane, CCl4 at 25 degrees Celsius is 26.3 millinewtons / meter. Compare that value to the surface tension of water at 25 degrees Celsius. What can you infer about the intermolecular forces of these molecules. Which is stronger/Weaker?
Answers: 2
Chemistry, 21.06.2019 23:30
Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? a. the balloons both rise. the cold balloon is larger than the warm balloon. b. the balloons rise at the same rate. both balloons are the same size. c. the warm balloon expands and rises. the cold balloon shrinks and sinks. d. the cold balloon expands and rises. the warm balloon shrinks and sinks.
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Chemistry, 22.06.2019 12:00
Consider the following reaction at equilibrium. 2co2 (g) 2co (g) + o2 (g) h° = -514 kj le châtelier's principle predicts that the equilibrium partial pressure of co (g) can be maximized by carrying out the reaction a. at high temperature and high pressure b. at high temperature and low pressure c. at low temperature and low pressure d. at low temperature and high pressure e. in the presence of solid carbon
Answers: 2
Chemistry, 22.06.2019 17:00
The arrangement of particles is most ordered in a sample of
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The surface tension of liquid tetrachloromethane, CCl4 at 25 degrees Celsius is 26.3 millinewtons /...
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