Why are there so many capillaries in the lungs?

Why are metals flexible?

Which of the following is the best definition of a scientific theory? A predicted experimental outcome A mathematical model (an equation) A prediction of how a natural phenomenon will behave A well tested explanation of a natural phenomenon

In an electric field, which emanation is deflected toward the negative electrode

What is the most striking part of this simulation?

6Li + N2 2Li3N If 12 mol of lithium were reacted with excess nitrogen gas, how many moles of lithium nitride would be produced? 4.0 mol 6.0 mol 12 mol 36 mol

Rutherford's famous gold foil experiments shot heavy particles at a thin sheet of gold foil. What did he observe, and why did these observations eventually result in the addition of a nucleus to the atomic model?

In the Periodic Table, what is the relationship between two elements that are placed side-by-side in a row? A. The element on the left has one more electron. B. The element on the left has one more proton. C.

What are two traits of pseudoscience

What will happen if an electric current is flowing through a cord and a magnet is brought near the cord?

Lithium has two isotopes. Li-6 and Li-7. Li-6 mass = 6.015121amu Li-7 mass = 7.016003amu Lithium Mass = 6.94049amu What is percent abundance of Li-6? I know that there is an equation: 6.