Answer:
sorry mate i dont know
Explanation:
sorry i just need points and i hope you get your answers
Answer:
they stick together when they get close
Answer:
4589.05 year
Explanation:
The relation of activity is given by
we have given
Half life 
We know that half life 

So 



Answer:
Hemoglobin bound to oxygen absorbs blue-green light, which means that it reflects red-orange light into our eyes, appearing red. That's why blood turns bright cherry red when oxygen binds to its iron. Without oxygen connected, blood is a darker red color.
Hope this helps :)