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Silicon has 4 electrons in the outermost orbit. In forming the bonds:
(1) It gains electrons
(2) It loses electrons
(3) It shares electrons
(4) None of these
Ans: It shares electrons
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Describe why shielding is more effective by electrons in a shell of lower principle quantum number than by electrons having the similar principle quantum number.
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The base "G" in DNA is guanine. a 15 ug sample of guanine in excess oxygen resulting in 21.84 ug of CO2, 4.47 ug of H2O, and 22.83 ug of NO2. How many grams of carbon does 15 ug
a nitrogen molecule travel at about 505 m/s at room temperature. find the velocity of a helium atom at the same temperature
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