February 22, 2017

Homework Help: chemistry

Posted by Crsa on Monday, February 1, 2010 at 5:20pm.

The diameter of the tungsten wire in a light bulb filament is bery small, less than two thousandths of an inch, or about 1/20 mm. THe mass of the filament is so very small - 0.0176 grams - that it would take 1,600 filaments to weigh an ounce! How many tungsten atoms are in a typical light bulb filament?

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