A(n) is the interaction that allows for atoms to join together. chemical bond
molecular formula
electron cloud
valence electron

chemical bond

Explanation:

chemical bond is the interaction that allows for atoms to join together

c. A electron cloud is the interaction

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

while cooking a piece of 1/2 pound beef steak, a cast iron pan (2.4kg in weight) was heated 260 celsius.