The rates of effusion of gases are inversely proportional to the square roots of their molecular weights or densities.
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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...
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Harmful Chemicals Found In Food
It's getting close to New Years and many people are starting to think about how to lose those extra pounds they managed to gain over the holidays. There are many sorts of diets and fads that have developed over the years from cutting carbs to cutting protein. Everyone has their own opinion as to...
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Why do copper products change color, and what is the name of the process?
Probably, every person wants to know, why over time the copper turns green and becomes bloomed. This is easy to explain: that film is called patina.
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Use of diamonds
Diamond is a crystalline modification of pure carbon formed in the deep interior of the Earth, in the upper mantle at depths of more than 80-100 kilometers, at exceptionally high pressure and temperature. It is the most precious stone, the hardest and most wear-resistant mineral, the most...
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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?
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Calorimeter
A device used to measure the heat transfer between system and surroundings.
Voltage
Potential difference between two electrodes, a measure of the chemical potential for a redox reaction to occur.
Phosphoric Acid
H3P04, Colorless liquid or rhombic crystals, decomposes before it will boil. Used mostly in the metal etchant. Used in cleaning operations to remove encrusted surface matter and mineral scale found on metal equipment such as boilers and steam producing equipment. Also used to brighten metals and remove rust.
Critical Point
The combination of critical temperature and critical pressure of a substance.
Nonpolar Bond
Covalent bond in which electron density is symmetrically distributed.
Cathode
Electrode at which reduction occurs in a cathode ray tube, the negative electrode.
Condensed Phases
The liquid and solid phases, phases in which particles interact strongly.
Band Theory of Metals
Theory that accounts for the bonding and properties of metallic solids.
Outer Orbital Complex
Valence bond designation for a complex in which the metal ion utilizes d orbitals in the outermost (occupied) shell in hybridization.
Heterogeneous Mixture
A mixture that does not have uniform composition and properties throughout.
