Answer:
theres only 118 elements that are discovered. now that they're the only ones out there
Explanation:
Answer:
3.95979 m/s
Explanation:
t = Time taken
u = Initial velocity
v = Final velocity
s = Displacement
a = Acceleration

Here 


Initial velocity of the puck should be 3.95979 m/s
It depends on what that "certain amount" is.
Answer:
Iron
Explanation:
Iron is a component of hemoglobin, which as you know is a substance found in red blood cells which carries oxygen from the lungs to other parts of the body.