Question

a substance melts at 20°c. What type of structure do you think it has?

Answer 1

Answer:

referred to as its state. In other words, my hand exists in a solid state of matter while the air that I breath exists in a gaseous state of matter. This is a vital distinction because most matter (not all) can exist in all three states. Let’s take water for example. Water, at a standard room temperature of 20 degrees Celsius, is a liquid. This means it takes the shape of whatever container it's placed in and unlike a solid, presents very little resistance to objects being placed inside of it, so if I throw coins into a wishing well full of water, the coins will easily pass through the surface of the water and sink within it. These are the properties of water at 20