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How many pairs of electrons do the two oxygen atoms in an oxygen molecule share with each other?
Explain your answer.
The oxygen atoms share two pairs of electrons, since each atom needs two more electrons to fill the orbitals of its outermost energy level.
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Explain solid salt and saturated aqueous solution? In this example, the equilibrium system consists of crystalline PbCl 2 and an aqueous phase containing the species H 2 O, P
Can two normal individuals of the same species with sexual reproduction have identical genomes and identical karyotypes? How is the human karyotype usually represented? Except
advantages of protozoa
Consider an axon of a neuron. At time=t1, its voltage is at threshold for an action potential; at time=t2, its voltage is at 0 millivolts prior to the peak of that action potential
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What is Working of Mouth in human body? Food enters the digestive system through the mouth, where it is processed by the teeth and mixed with saliva, prior to being swallowed.
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