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When the ethylenediaminetetraacetate ion (EDTA4-) forms a complex with a transition metal ion, how many electrons does it normally donate to the metal?
Q5: An alkaline earth element is radioactive. It
Q10: What is the free energy change, ΔG°,
Q16: The bond energy in the hydrogen molecule
Q20: Nitrogen fixation occurs through atmospheric, industrial, and
Q46: Write the ion product expression for silver
Q50: Small quantities of hydrogen can be prepared
Q52: Iodine-131, t<sub>1/2</sub> = 8.0 days, is used
Q59: Which of the following acids has the
Q65: The compound P<sub>4</sub>O<sub>10 </sub>is used in refining
Q88: When 2.61 g of solid Na<sub>2</sub>CO<sub>3</sub> is