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Order Out of Chaos
The Periodic Table’s Precious Metals
Beyond gold: Some metals cost tens of thousands of dollars per kilogram, and radioactive elements fetch even more.
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Ask the expert
What determines the solubility of a material?
Complete question: what are the conditions for solubility in water, and is CH3NHCH3
May 18, 2012 זמן קריאה משוער 5
