Which of the following statements best explains the trends in boiling points?
a.)the at...
Chemistry, 29.12.2019 08:31, jmullins3611
Which of the following statements best explains the trends in boiling points?
a.)the atomic size increases down the group, and this decreases the strength of the intermolecular forces.
b.)the total number of electrons decreases down the group, and this decreases the strength of the intermolecular forces.
c.)the total number of electrons increases down the group, and this increases the strength of the intermolecular forces.
d.)the chances of forming a permanent dipole increases down the group, and this increases the strength of the intermolecular forces.
Answers: 1
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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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The atomic number, or number, is the described as the number of in the nucleus of an chemical element.
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