The greater the electronegativity difference, the moreionic<span> the </span>bond<span> is. </span>Bonds<span> that are partly </span>ionic<span> are called</span>polar<span> covalent </span>bonds<span>. </span>Nonpolar<span> covalent </span>bonds<span>, with equal sharing of the </span>bond<span> electrons, arise when the electronegativities of the two atoms are equal</span>
LD50 is used to express TOXICITY OF TOXINS AND POISONS.
LD50 stands for Lethal Dose 50. This is the standard measure of the toxicity of a material, which will kill half of the sample population of a particular test animal in a defined time period, when they are exposed to the material.
A cephalopod is a predatory-like mollusk of the large molluscan class of Cephalopodan animals. This includes cuttlefish, octopus, squid, and/or nautilus. They are animals that live in the ocean. Additionally they eat foods like fish and jellyfish on regular and customary occasions. They sometimes possess cannibalism by eating their own species, which is absolutely crazy. Anyways, I hope that this has helped you today.. :)
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Most birth defects can't be prevented, but you can take some steps to reduce the likelihood of environmental effects. Remember to always discuss your concerns with your healthcare provider and follow their instructions regarding screening tests, medications, etc.
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