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Prices of elements and their compounds - Wikipedia


This table lists the elements by their name and gives some historical prices for them and their commonly traded compounds. The first of the two price columns shows the price in US dollars per kg of ...

#86 - Radon - Rn


Melting Point, -71.0° C. Boiling Point, -61.8° C. Density, 9.73 grams per cubic centimeter. Normal Phase, Gas. Family, Noble Gases. Period, 6. Cost, $4 per m ...

Radon - Chemicool


Radon's properties, discovery, videos, images, states, energies, appearance and characteristics. ... Radon. Average radioactivity intensity in the world's atmosphere caused by radon. 86. Rn. (222) ... Cost, pure: $ per 100g. Cost, bulk: $ per ...

ELEMENT: RADON - Radiochemistry Society


RADON. to Elements Alphabetical Listing ... On the average, one part of radon is present ot 1 x 1021 part of air. ... Radon is available at a cost of about $4/mCi.

How much does radon gas cost per gram - Answers.com


You can't buy it. The most stable isotope of radon has a half-life of about 4 days ( contrast this with the first element most people think of when they hear the word ...

How much does the element radium cost per gram? | Reference.com


An average cost of radium does not exist as it does not exist in its pure form. ... Radon is an odorless, colorless and tasteless noble gas that does not react with ...

It's Elemental - The Element Radon


The Element Radon - Basic Physical and Historical Information. ... Density: 0.00973 grams per cubic centimeter. Phase at Room Temperature: Gas ... On average, the earth's atmosphere is 0.0000000000000000001% radon. When cooled to ...

Pictures, stories, and facts about the element Radon in the Periodic ...


Photographs and descriptions of many samples of the element Radon in the Periodic Table. ... Continuous electronic radon gas monitor that reads out in Pico- curies per liter. ... Price: $120. Size: 5 ... The samples (except gases) weigh about 0.25 grams each, and the whole set comes in a very nice wooden box with a printed ...

How much would a gram of Francium cost? - Quora


Nov 17, 2015 ... There probably aren't more than a few grams of Francium on the Earth at any given ... since it decays into radon (a not very nice gas that causes lung cancer) and astatine (which ... How much does it cost to manufacture a gram of graphene ? ... But estimated should be in the billion dollars range per 100g.

There is no Safe Radon Level in Homes - RadonSeal


The average (mean) radon level in US homes is 1.25 pCi/L, or three times higher than ... It is expressed in picoCuries per liter of air, or "pCi/L". A Curie is a unit of radioactivity equivalent to 1 gram of radium and the prefix "pico" .... The "action" limit is based on the average cost of a radon mitigat...