What happens to the particles of a solid, in terms of movement and kinetic energy, as it is heated to its melting point, including whether this is a physical or chemical change? A gas expands and does P-V work on the surroundings equal to 299 J. At the same ti...
In terms of attractive forces and kinetic energies of particles, explain what happens during the boiling process. In the process of water boiling when heated on a gas stove, is kinetic energy being converted to potential energy or vice versa? Explain. Th...
Suspensions-heterogeneousfluid mixtures containing solid particles large enough for sedimentation, which means that the particles (compared with the solute part of a solution) will eventually settle to the bottom of the container (unlike in the case of colloids, below), e.g. particles of sand in...
What Happens To Water On A Hot Surface? The boiling point of water is around 100oC at sea level, but why exactly does water boil at this particular temperature? Temperature, in simple terms, is a measure of the kinetic energy of the measured particles. This means that at higher temp...
the researchers found a protein attached to the cells that is important to the process of tasting carbon dioxide. When carbon dioxide comes into contact with this protein, the protein knocks off particles called protons. These protons(质子), in turn, travel to the brain, which says ,” Hey!
track progress. Consider what happens when an iron bar is heated to a soaring temperature. First, it glows red, then as the temperature rises, it becomes blue-white. These craftspeople worked with the understanding that most minerals had a unique color at different levels as the minerals ...
In a water generator, the goal isn't to cool the air to make interior rooms more comfortable. The goal is to reclaim that condensation, filter it, and then store it in a carafe or other holding tank. The reclaimed water is filtered a number of times to take out airborne particles and...
Which is the phase change in which a substance changes from a gas to liquid? When you boil water, what takes place during the boiling process? A. The pressure of the escaping vapor is greater than the air pressure. B. The liquid loses enough energy to change to a gas. C. The ...
Matter is a substance made up of various types of particles that occupies physical space and has inertia. According to the principles of modern physics, the various types of particles each have a specific mass and size. The most familiar examples of material particles are theelectron, the proton...
The one most common model is a warm mist humidifier (we recommendthis one from Honeywell). These units heat water to turn it into steam in the same way that water evaporates when boiling on the stove. They're great for increasing both indoor humidity, heat, and air quality — and they ...