Answer:
itd be B because the melting point is 29.76 no matter the size
Explanation:
Answer:
Middle: Self heating containers are really expensive but are useful because they are easy to use, portable, and can be recycled, unlike a camp stove which is not as easily moved.
Explanation:
i neeed a better image for the first an last boo<3
B) A chemical change because the nail reacts with water/oxygen to create rust (a type of oxide)
The answer is true. According to the second law of thermodynamics, energy tends to become more spread out