At constant pressure the volume occupied by a definite mass of gas is directly proportional to its absolute temperature.
Latest Articles
- The most expensive metal in the world
Do you think the most expensive metal is gold? No! On earth there are more valuable metals. But we need to divide the value of metals that occur in nature, and metals - isotopes, which are obtained in special laboratories. Let’s look at natural metals first.
- Interesting facts about metals
Metals have been used by people since ancient times. All the time the process of obtaining them was improved, useful alloys of various metals appeared. Let’s look at interesting facts about metals.
- Diamonds Are Forever
Diamonds are still a girl's best friend, right? We love the shiny gems. They are the most popular rocks sold today. But what exactly are they, anyway? Where do they come from? What else are they used for?
- Chemistry of the sky
Chemistry can teach us about the composition of celestial bodies and determine their age.
- Chemical Safety
People use chemicals every day for a wide array of purposes, which can include work and house hold duties. Many of us fail to realize that we are actually handling potentially deadly chemicals when we simply clean the bathroom or wash the car. This brings to mind the reason why chemical safety is...
Most Popular
Matter
Anything that has mass and occupies space.
Heat Capacity
The amount of heat required to raise the temperature of a body (of any mass) one degree Celsius.
Supersaturated Solution
A solution that contains a higher than saturation concentration of solute, slight disturbance or seeding causes crystallization of excess solute.
Condensation
Liquefaction of vapor.
Effective Nuclear Charge
The nuclear charge experienced by the outermost electrons of an atom, the actual nuclear charge minus the effects of shielding due to inner-shell electrons.
Example: Set of dx2-y2 and dz2 orbitals, those d orbitals within a set with lobes directed along the x-, y-, and z-axes.
Crystal Lattice Energy
Amount of energy that holds a crystal together, the energy change when a mole of solid is formed from its constituent molecules or ions (for ionic compounds) in their gaseous state.
Haber Process
A process for the catalyzed industrial production of ammonia from N2 and H2 at high temperature and pressure.
Electronic Transition
The transfer of an electron from one energy level to another.
Thermodynamics
The study of the energy transfers accompanying physical and chemical processes.
Peroxide
A compound containing oxygen in the -1 oxidation state. Metal peroxides contain the peroxide ion, O22
