The air molecules near the hot elements atoms would be collided with and heat would flow into them in the case of the solid pot the pot atoms are prevented from large movements because the pot is a solid the pot atoms might jiggle and vibrate but cannot go flying off across the room unless heated to a very high temperature indeed in the hair drier the gaseous air molecules are much . Sulfur dioxide means one sulphur and two oxygen atoms so 2 nitrogen trioxide means one nitrogen and three oxygen atoms no 3 tip 2 a handful of exceptions have special names you just need to remember these few exceptions water h 2 0 ammonia nh 3 methane ch 4 ethane c 2 h 6 propane c 3 h 8 and butane c 4 h 10 tip 3 seven elements exist as molecules you just need to learn . Chemical kemi kl adj 1 of or relating to chemistry 2 of or relating to the properties or actions of chemicals 3 of or relating to chemical weapons chemical warfare n 1 a substance with a distinct molecular composition that is produced by or used in a chemical process 2 a drug especially an illicit or addictive one obsolete . In the context of a pattern library atoms demonstrate all your base styles at a glance which can be a helpful reference to keep coming back to as you develop and maintain your design system but like atoms in the natural world interface atoms dont exist in a vacuum and only really come to life with application molecules in chemistry molecules are groups of atoms bonded together that . The process of diffusion is critical to life as it is necessary when our lungs exchange gas during breathing and when our cells take in nutrients this module explains diffusion and describes factors that influence the process the module looks at historical developments in our understanding of diffusion from observations of dancing particles in the first century bce to the discovery
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