November 08, 2008 03:49AM
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Registered: 16 years ago
Posts: 1,160
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>>For example, why make a big deal about silicone having an atomic weight of 60? Any number of compounds can be proposed that have an atomic weight of 60. From a chemist's point of view, the fundamental property of an element is the atomic number because this is what determines what properties the atom will have.<<
First of all the atomic weight of Silicon is 28(number of digits in a royal cubit) not 60. 60 is the molecular weight of silica or Silicon dioxide(Si02). From wiki we read:
F. W. Clarke's Table of Crust Oxides
Compound Formula Composition
silica SiO2 59.71%
alumina Al2O3 15.41%
lime CaO 4.90%
::::::::::::::::::::::::::::::::::::::::::::::::::::
Therefore silica is the most abundant oxide in Earth’s crust. You cannot encode the atomic number of a molecule since it consists of different elements.
>>There are also some fundamental errors, i.e. sodium oxide does not exist in nature. it is unstable and will react instanty with water to form the base, sodium hydroxide.<<
According to wiki:
>>Sodium oxide is a chemical compound with the formula Na2O. It is used in ceramics and glasses. Treatment with water affords sodium hydroxide.<<
How can something non existent be used in ceramics and glasses. Not existent and unstable are two different things. When not in contact with water it is thus stable.
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Ogygos |
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archaeo |
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