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The electron configuration of an element is 1s^22s^1. how many valence electrons does the element have?
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When a scientific theory has been tested and proved by the scientific community, it becomes a law
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What is the solubility-product constant of barium sulfate, baso4, if a saturated solution is 1.03 ´ 10-5 m?
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The electron configuration of an element is 1s^22s^1. how many valence electrons does the element ha...
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