pollywallythecat
25.02.2021 •
Chemistry
What are the characteristics of a gas?
A. no definite shape but a definite volume
B. a definite shape but no definite volume
C. a definite volume and definite shape
D. no definite shape or definite volume
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Ответ:
D. no definite shape or. definite volume
Explanation:
Gases do not have a definite shape or volume because the molecules in gases are very loosely packed, they have large intermolecular spaces and hence they move around. The particles of solid are closely packed and occupy less space while particles of gases are loosely packed and occupy the complete space available.
Ответ:
Hope this helps :)
Ответ:
Sample Response: The nucleus of an atom has a positive charge because the proton is positive and the neutron is neutral.
Explanation: