Oleum is also known as fuming sulphuric acid or Nordhausen acid. It has a chemical formula of H2S2O7, and can be formed by dissolving excess sulphur trioxide[?] into sulphuric acid. See sulphuric acid for more information.
All Wikipedia text
is available under the
terms of the GNU Free Documentation License
Search Encyclopedia
Search over one million articles, find something about almost anything!
... of several Egyptian pharaohs:
Ramses I[?]
Ramses II ("The Great")
Ramses III
Ramses IV[?]
The name means "Child of the Sun".
This is a disambiguation page; ...