News: Getting to the Points
The forces and reactions that affect atoms and molecules
how do you grow sulfer crystals
by llr13 on March 12th, 2010
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no answers
| in Atomic and molecular chemistry
What is a photon?
by 에가오노겐키 on March 6th, 2010
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no answers
| in Atomic and molecular chemistry
which of the following substances can be decomposed carbon - sugar - magnesium - zinc
by mohamedabdallah on February 22nd, 2010
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one answer
| in Atomic and molecular chemistry
Why do different elements display different patterns of lines in their spectra?
by 에가오노겐키 on February 19th, 2010
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no answers
| in Atoms
What is the relative charge and relative mass of the proton,neutron and electron in gold?
by Keira29 on February 12th, 2010
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one answer
| in Atomic and molecular chemistry
How do you work out the the electron configuration of an element such as Magnesium by using only the periodic table?
by -Nicko- on January 14th, 2010
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one answer
| in Electrons
Elements are composed of what type of atoms?
by scububbles on December 14th, 2009
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3 answers
| in Atoms
Can molecules exist if the valence electron shell is not full of 8 molecules?
by Science Whiz on December 3rd, 2009
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one answer
| in Molecules
How does hydronium (H3O+) form when the valence electron shell of water it already full of 8 electrons?
by Science Whiz on December 3rd, 2009
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one answer
| in Molecules
What is the valence electron diagram for ozone?
by Science Whiz on December 3rd, 2009
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one answer
| in Molecules
Whats the melting points of, HF, NaCl, KCl, SrO, BN, AlP?
by Jackeroo on November 29th, 2009
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2 answers
| in Molecules
What do atoms forming ionic and covalent bonds types have in common
by Anonymous on November 29th, 2009
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one answer
| in Atoms
How to solve atomic weight?
by flordelyn on November 25th, 2009
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2 answers
| in Atomic and molecular chemistry
How molecular orbital theoryexplain the octahedral complexes?
by parthiv on November 25th, 2009
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one answer
| in Molecules
Masses and Moles: Is this right?
How many moles are there in 213g. of chlorine molecules:
n=m/Mr
= 213/ 71
= 3 moles
by Anonymous on November 25th, 2009
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one answer
| in Atomic and molecular mass
I have many positives.I have many negatives,What am I?
by Nersareddy on November 23rd, 2009
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15 answers
| in Atoms
What are the parts of the atom?
by keithold thanks all baggers on November 20th, 2009
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3 answers
| in Atoms
How do you find the oxidation of something like this? N in NO3¯
by Anonymous on November 18th, 2009
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one answer
| in Atomic and molecular chemistry
Does cyclo hexane dissolve CaCl2?? and why?
by martin on November 17th, 2009
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one answer
| in Molecules
What is H2 in moles and molar mass?
by Anonymous on November 17th, 2009
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one answer
| in Atomic and molecular mass