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Drifting smoke particles indicate the movement of the surrounding gas.. Gas is one of the four fundamental states of matter.The others are solid, liquid, and plasma. [1] A pure gas may be made up of individual atoms (e.g. a noble gas like neon), elemental molecules made from one type of atom (e.g. oxygen), or compound molecules made from a variety of atoms (e.g. carbon dioxide).
This list is sorted by boiling point of gases in ascending order, but can be sorted on different values. "sub" and "triple" refer to the sublimation point and the triple point, which are given in the case of a substance that sublimes at 1 atm; "dec" refers to decomposition. "~" means approximately. Blue type items have an article available by ...
A vapor can exist in equilibrium with a liquid (or solid), in which case the gas pressure equals the vapor pressure of the liquid (or solid). A supercritical fluid (SCF) is a gas whose temperature and pressure are above the critical temperature and critical pressure respectively. In this state, the distinction between liquid and gas disappears.
The words only became visible when the paper was heated over a gas stove. Her professor without even revealing the whole essay gave her an A. Image credits: Ill_Definition8074
We all get bored at some point. One survey found that the average American adult experiences 131 days of boredom per year. And most of it happens at work. Another study revealed that employees are ...
This temperature slightly depends on the fuel to oxygen ratio and strongly depends on gas pressure – there is a threshold below which cool flame is not formed. A specific example is 50% n- butane –50% oxygen (by volume) which has a cool flame temperature (CFT) of about 300 °C (572 °F) at 165 mmHg (22.0 kPa).
Image credits: kill_a_kitten #2. When a caterpillar enters a chrysalis and becomes a butterfly, it doesn't just sprout wings and legs. It essentially disintegrates into goo, and a new butterfly is ...
Natural gas burning on a gas stove Burning of natural gas coming out of the ground. Natural gas (also called fossil gas, methane gas, or simply gas) is a naturally occurring mixture of gaseous hydrocarbons consisting primarily of methane (95%) [1] in addition to various smaller amounts of other higher alkanes.