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Element of the Day: Rhodium - Importance and Uses

Learn about Rhodium, an impurity in platinum ore, with fluctuating prices based on platinum mining. Discover its significance in jewelry and catalytic converters. Practice calculating formula mass and complete Pg. 21-26 for homework. Don't miss Traditions Day on Friday!

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Element of the Day: Rhodium - Importance and Uses

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Presentation Transcript

  1. Warm up 12/18/13 • Question: Balance: Al + O2Al2O3 • Answer: • 4Al +3O2 2Al2O3 • Goal: I will learn to calculate formula mass.

  2. ELEMENT OF THE DAY • 45 – Rhodium – Rh • Rhodium is an impurity in platinum ore, and so its price varies widely depending on how much platinum is being mined (1 pound in 2004 was $5,000 and in 2008 was $110,000!). • A very thin coating of rhodium is what makes most costume jewelry so shiny. • Rhodium, as well as many other precious metals, are used in catalytic converters in automobiles.

  3. Bellwork • Formula mass • practice • Homework • Pg 21-26 • Traditions day Fri Agenda

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