- natural abundance number
- • prirodan broj; svaki ceo pozitivan broj
English-Serbian dictionary. 2013.
natural abundance number
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Natural abundance — In chemistry, natural abundance (NA) refers to the abundance of isotopes of a chemical element as naturally found on a planet. The relative atomic mass (a weighted average) of these isotopes is the atomic weight listed for the element in the… … Wikipedia
Abundance — may refer to: * Abundance (economics), the opposite of scarcity * Abundance (ecology), the relative representation of a species in a community * Abundance (programming language), a Forth like computer programming language * Abundance, a property… … Wikipedia
Abundance (disambiguation) — Abundance may refer to: * Abundance (economics), the opposite of scarcity * Abundance (ecology), the relative representation of a species in a community * Abundance (programming language), a Forth like computer programming language * Abundance, a … Wikipedia
Abundance of the chemical elements — Estimated proportions of matter, dark matter and dark energy in the universe. Only the fraction of the mass and energy in the universe labeled atoms is composed of chemical elements. The abundance of a chemical element measures how relatively… … Wikipedia
Natural resource economics — Economics … Wikipedia
Natural selection — For other uses, see Natural Selection (disambiguation). Part of a series on Evolutionary Biology … Wikipedia
Natural gas — For other uses, see Natural gas (disambiguation). Natural gas extraction by countries in cubic meters per year. Natural gas is a naturally occurring gas mixture consisting primarily of methane, typically with 0–20% higher hydrocarbons[1] … Wikipedia
Natural history — For other uses, see Natural history (disambiguation). Naturalist redirects here. For other uses, see Naturalist (disambiguation). Tables of natural history, from the 1728 Cyclopaedia Natural history is the scientific research of p … Wikipedia
Natural rubber — Rubber and India rubber redirect here. For other uses, see Rubber (disambiguation). This article is about the polymeric material natural rubber. For man made rubber materials, see Synthetic rubber. Latex being collected from a tapped rubber tree … Wikipedia
Natural resources of Africa — Africa has a large quantity of natural resources including oil, diamonds, gold, iron, cobalt, uranium, copper, bauxite, silver, petroleum, but also woods and tropical fruits. Much of its natural resources are undiscovered or barely harnessed.… … Wikipedia
Natural Stress — Abiotic stress is stress produced by natural factors such as extreme temperatures, wind, drought, and salinity. Man doesn’t have much control over abiotic stresses. It is very important for humans to understand how stress factors affect plants… … Wikipedia
