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– High School Chemistry Blog
Calculate the Molecule Mass Relative of the Compound 25 Dec 2012 | 04:30 pm
Molecular mass relative (Mr) calculated from the atomic mass number (Ar) of the elements in the molecule. Ar express the weight of the element relative to 1/12 atomic mass of C-12 isotope. Here is the...
Acid Overview 23 Dec 2012 | 06:24 am
An acid simply defines as a substance in water solutions dissociate yielding hydrogens ions as only a positive ions. Some acids dissociate in one step yield one hydrogen ion called monobasic acid. Her...
