Chemistry & Environmental Dictionary
Covalent Radius - CWA (Clean Water Act)
A chemical bond between atoms formed by the sharing of valence electrons.
The effective size of a nucleus in capturing a thermal neutron (slow neutron). Larger cross sections have a greater probability of neutron capture.
Crystal Structure (crystal system)
The atomic arrangement of the atoms of an element when it is in its solid state.
Cubic, Body Centered
Cubic, Face Centered
CWA (Clean Water Act, Water Quality Act, WQA)
Similar to the CAA, the CWA placed controls on disposal facilities generating ash quench-water, landfill leach rate and surface water discharges. Amended in 1987 and called the Water Quality Act (WQA) it set further standards for discharging into the environment and expanded to include storm run-off.
Citing this page
If you need to cite this page, you can copy this text:
Kenneth Barbalace. Chemistry & Environmental Dictionary - Covalent Radius - CWA (Clean Water Act). EnvironmentalChemistry.com. 1995 - 2019. Accessed on-line: 2/21/2019
Linking to this page
If you would like to link to this page from your website, blog, etc., copy and paste this link code (in red) and modify it to suit your needs:
<a href="https://EnvironmentalChemistry.com/yogi/chemistry/dictionary/C02.html">echo Chemistry & Environmental Dictionary (EnvironmentalChemistry.com)</a>- 'Contains definitions for most chemistry, environmental and other technical terms used on EnvironmentalChemistry.com as well as many other chemistry and environmental terms.
NOTICE: While linking to articles is encouraged, OUR ARTICLES MAY NOT BE COPIED TO OR REPUBLISHED ON ANOTHER WEBSITE UNDER ANY CIRCUMSTANCES.
PLEASE, if you like an article we published simply link to it on our website do not republish it.