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Chemistry, 22.06.2019 07:30, veronica25681
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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Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains
Answers: 2
Chemistry, 23.06.2019 01:20, cedricevans41p4j3kx
Use the de broglie's wave equation to find the wavelength of an electron moving at 4.5 × 106 m/s. show your work. note: h= plank's constant (6.62607 x 10-34 j s)
Answers: 1
Calculate the molar solubility of CaF2 in a 0.25 m solution of NaF(aq).
(Ksp (CaF2) = 4.0 x 10-11)...
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