A compound is a substance that consists of two or more elements, which is chemically combined, meaning that it could only be split by chemical means.
Examples:-
- NaCl is salt, chemically combined of Sodium and Chloride.
- H2O is water, chemically combined of Hydrogen and oxygen.
Answer:
It has no shape of its own but has a definite volume.
Explanation:
Gases have no shape but a definite volume
These applications DO NOT INVOLVE harmful ionizing energy:
- MRI
- ultrasound
- laser surgery
Answer:
2,4
Explanation:
LOL WHERE THE PICTURE GURL?
