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 ...
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-222, from radium, has a half-life of 3.823 days and is an alpha emitter;
Radon-220, emanating naturally from thorium ... 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/
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
radon , gaseous radioactive chemical element; symbol Rn; at. no. ... Its density is
9.72 grams per liter, making it about seven times as dense as air. ... They did so
by combining a noble gas with a very active element. ... When uranium breaks
down, it produces many different elements, including radium, thorium, bismuth,
Convert radon volume to its weight. ... Imperial gallon, 0.05, US fluid ounce, 8 ...
Blueberries, wild, canned, heavy syrup, drained weigh(s) 337.08 gram per (
metric ... or ≈3.527 ounces [ calories | weight to volume | volume to weight | price
| density ] ... Calculate how much of this gravel is required to attain a specific
depth in a...
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.
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 ...
Aug 7, 2013 ... Gram for gram it is about 3 illion times more radioactive than uranium. ... It emits
Radon an inert gas which is also dangerously radioactive and is difficult to
contain. ... Our donation only cost us $82,000 plus shipping costs.
What does it look like? Radium, when in its pure metal ... to $10,000 per gram.
Since it does not exist in its pure form now, there is no standard price per gram. ...
The product of its disintegration is radon gas, which is chemically inert. As radium