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Chemistry April 1st, 2012 by

The Main Concepts of VSEPR

1. The bond pair and lone pair of electrons that surround the central atom will repel each other. 2. To minimize the repelling force among the pairs, the angle of bond must be open as wide as possible. 3. The geometric structure of molecules is depending on the SN value (Steric Number) and the existence [...]

Ganti Theme

Lama juga tidak blog ini.. ganti theme dulu biar tambah semangat Lama tidak otak-atik wordpress, agak lupa cara opreknya. Ternyata ganti theme memang butuh waktu juga nih. Mohon kritik dan saran teman-teman biar tambah s[...]

Ventilation (air flow) & perfusion (blood flow) matching

Ventilation (air flow) and perfusion (blood flow) matching If air flow to an alveolus is blocked: alveolar gas = venous blood (P.O2 40 mm Hg, P.CO2 45 mm Hg) The decreased P.O2 signals constriction of blood vessels (hypo[...]