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13 hours ago · A general density perturbation is a mixture of both, and different theories that purport to explain the primordial density perturbation spectrum predict different mixtures. Adiabatic density perturbations In an adiabatic density perturbation, the fractional additional number density of each type of particle (baryons, photons, etc.) is the same ...
13 hours ago · Methane is a tetrahedral molecule with four equivalent C–H bonds. Its electronic structure is described by four bonding molecular orbitals (MOs) resulting from the overlap of the valence orbitals on C and H. The lowest-energy MO is the result of the overlap of the 2s orbital on carbon with the in-phase combination of the 1s orbitals on the ...
- CH₄
- 16.043 g·mol−1
- −182.456 °C (−296.421 °F; 90.694 K)
- 22.7 mg/L
13 hours ago · Platinum is a member of the platinum group of elements and group 10 of the periodic table of elements. It has six naturally occurring isotopes. It is one of the rarer elements in Earth's crust, with an average abundance of approximately 5 μg /kg. It occurs in some nickel and copper ores along with some native deposits, mostly in South Africa ...
- silvery white
- group 10
- 78
13 hours ago · 80.840–85.605° W. Website. georgia .gov. Georgia is a state in the Southeastern region of the United States. It borders Tennessee to the northwest, North Carolina to the north, South Carolina to the northeast, Florida to the south, and Alabama to the west. Of the 50 United States, Georgia is the 24th-largest by area and 8th most populous.
- 59,425 sq mi (153,909 km²)
- Province of Georgia
- United States
- 9 Republicans, 5 Democrats (list)
13 hours ago · t. e. Clockwise from top left; some of the most popular Italian foods: Neapolitan pizza, carbonara, espresso, and gelato. Italian cuisine is a Mediterranean cuisine [1] consisting of the ingredients, recipes and cooking techniques developed in Italy since Roman times and later spread around the world together with waves of Italian diaspora. [2 ...
13 hours ago · The Little Mermaid is a 1989 American animated musical fantasy film produced by Walt Disney Feature Animation in association with Silver Screen Partners IV and released by Walt Disney Pictures. It is loosely based on the 1837 Danish fairy tale of the same name by Hans Christian Andersen. The film was written and directed by John Musker and Ron ...
13 hours ago · Bicycle-sharing system. A bicycle-sharing system, bike share program, [1] public bicycle scheme, [2] or public bike share ( PBS) scheme, [3] is a shared transport service where bicycles are available for shared use by individuals at low cost.
