This is because the relative atomic mass is the sum of the no of protons and neutrons while the atomic no is of the former only. it is not a whole number it is th average weighted masses of the various isotopes of the element multiplied by their corresponding relative abundance. pls thank me and mark me briniest
It is called phosphorescent substances.
Answer:
Hi there!
Your answer is:
Ethical concerns dictate everything about scientific research. They determine what can be researched, who it can be researched on, how the data will be presented, how long the subjects can be researched, and more. To get a research study approved by the Institutional Review Board, you need to abide by strong ethical codes. In conclusion, a researchers ethical standings determines everything about their study.
Hope this helps
Answer:
Decreases
Explanation:
The atmospheric pressure on the surface of the mercury pushes it up the evacuated tube until the downward pressure of the mercury equals the atmospheric pressure.
If the atmospheric pressure decreases, the mercury doesn't have to rise as high.
The mercury height decreases.
