Lithium 6 would have 6 valence electrons in the outer orbital, while lithium 7 would have 7 in the outer orbital.
The number of atoms in 12 grams of the isotope carbon 12.
Answer:
galaxy
Explanation:
because it contains the whole universe
Answer:
The field lines go out of Earth near Antarctica, enter Earth in northern Canada, and are not aligned with the geographic poles.
Explanation:
The two poles North pole and South pole of the earth are distinct from the magnetic north pole and south pole of the earth. The magnetic north pole is the point from where the magnetic field of the Earth points downwards in the vertical direction. There is a gradual change in the magnetic poles with the passing of the time. The magnetic fields have an extension from the interior of the Earth to the outer space.
Answer:
b. Cardiac muscles.
Explanation:
These muscles are very thick in order to pump oxygenated blood to all body parts.
