Correct Answer: <span>compound because the atoms of the elements are combined in a fixed proportion.
Reason:
A </span><span> chemical </span>compound is a chemical substance composed of element (of same or different type) that are bonded in a fixed proportion. Depending upon the type of element, bond can be ionic or covalent. In present case, <span>tetrachloromethane i.e. CCl4 has one 'C' atom that is covalently bonded to four 'Cl' atoms. </span>
Answer:
b)
Explanation:
hydrogen bond is a form of dipole-dipole interaction but with more unique properties
Answer:
https://www.webassign.net/question_assets/wertzcams3/appendix.pdf
I believe the answer is: in order not to write very big or very small number values
