Radon is a chemical element; it has symbol Rn and atomic number 86. It is a radioactive noble gas and is colorless and odorless. Of the three naturally... 115 KB (13,125 words) - 11:22, 29 April 2024 |
In mathematics, the Radon–Nikodym theorem is a result in measure theory that expresses the relationship between two measures defined on the same measurable... 23 KB (3,596 words) - 09:47, 8 November 2023 |
In mathematics (specifically in measure theory), a Radon measure, named after Johann Radon, is a measure on the σ-algebra of Borel sets of a Hausdorff... 19 KB (2,697 words) - 20:17, 10 April 2024 |
In geometry, Radon's theorem on convex sets, published by Johann Radon in 1921, states that: Any set of d + 2 points in Rd can be partitioned into two... 17 KB (2,323 words) - 00:55, 28 April 2024 |
Radon mitigation is any process used to reduce radon gas concentrations in the breathing zones of occupied buildings, or radon from water supplies. Radon... 22 KB (2,804 words) - 14:13, 20 April 2024 |
up Radon or radon in Wiktionary, the free dictionary. Radon is a chemical element with symbol Rn and atomic number 86. Radon may also refer to: Radon, Orne... 879 bytes (168 words) - 12:51, 14 January 2024 |
Radon-222 (222Rn, Rn-222, historically radium emanation or radon) is the most stable isotope of radon, with a half-life of approximately 3.8 days. It... 9 KB (1,075 words) - 15:54, 1 April 2024 |
The health effects of radon are harmful, and include an increased chance of lung cancer. Radon is a radioactive, colorless, odorless, tasteless noble gas... 101 KB (12,348 words) - 18:15, 9 March 2024 |
There are 39 known isotopes of radon (86Rn), from 193Rn to 231Rn; all are radioactive. The most stable isotope is 222Rn with a half-life of 3.823 days... 17 KB (651 words) - 07:14, 15 April 2024 |