Why is copper a good conductor of electricity? A.
Copper atoms hold onto their electrons very tightly.
B.
Electrons can move easily between copper atoms.
C.
Copper atoms are bonded together in molecules.
D.
Copper atoms can flow quickly along a wire.

B. Electrons can move easily between copper atoms.

Explanation:

because u need two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei to form isotopes.

so since they all have the same shape? i mean maybe because m& m and reeses are both chocolates

answers: to make sure that all of the broken pieces of tablet were added to the water, to allow for fair comparison of all three trials, with different particle sizes to avoid experimental error