Answer:
Being a noble gas, hrlium has a small molecular weight and it's chemical stability is high having the tendancy not to create chemical boudaries ( reactions)
Answer: Matter is anything that has mass and takes up space . Mass is amount of mass that an object contains. Mass is measured by scale . Volume is amount of space that matter takes up .
Explanation:
Answer:
If it has more electrons than protons it has a net negative charge and is known as an anion.
Porque sus células están creadas diferentes que los humanos.