A crystals shape is determined by the arrangement of the atoms or molecules inside the crystal.
My favorite animal is the Arctic fox it has very small ears because with big ears very much heat is lost so the small ears cause the fox to lose less heat.
Hydrogen<span>, </span>oxygen<span>, </span>nitrogen<span> and carbon. Does that help?</span>
The answer is 56 I hope this helps please mark brainliest:)
I think its D but i'm doing this as well so don't like rely on this i might come back and tell you if it is or isn't