5) What is the new reddish brown solid? Were these copper atoms created from nothing? EXPLAIN - HOW DO YOU KNOW?

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

catya that's not even a b or c

there are two significant figures.

answer; capital earns interest; entrepreneurship receives a profit or incurs a loss;