Answer:
55.845 u
Explanation:
Fe, iron, has 29 neutrons and a atomic mass of 55.845 u
Lanthanide Lanthanoid, also called Lanthanide
M=f/a m=129000N/84m/s/s=1535.714286kg/m/s/s
Answer:
Hydrogen has the highest rate of effusion
Answer:
Explanation:
Scientists don't stop with the first step of their experiment because they want other scientists' opinions because they may not trust their own observations.
OR
Scientists don't stop with the first step of their experiment because they would rather plan and run experiments than just observe the world around them
Hope any one of these helps you
