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ammonium |
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Siwa Oasisancient AmmoniumOasis (pop., latest est.: 7,000), western Egypt. Located near the modern border with Libya, it is 6 mi (10 km) long and 4–5 mi (6–8 km) wide, with about 200 springs. Extremely fertile, it supports thousands of date palms and olive trees. It was the seat of the oracle temple of Amon; its fragmentary remains survive, with inscriptions dating from the 4th century BC, along with many Roman remains. ammonium of, consisting of, or containing the monovalent group NH4-- or the ion NH4+ How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| ? Mentioned in | ? References in periodicals archive | |
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The ammonium ion in the
compound comes from the decomposition of nitrogen-rich organic material,
says Skulan. Precipitation in rural China
also has a high concentration of ammonium ions, generated by excretory
wastes used as fertilizer. |
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