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According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons
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Na chemical reaction, activation energy increases the of the reactants. this outcome causes the particles to collide, which results in the of new products.
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3. A blue line in the spectrum of mercury occurs at 4.36 x 10-7 m. What is this wavelength
in Å?
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