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Las ecuaciones de conservación de la cantidad de movimiento y energía se escriben como:
conocidos genéricamente como calcógenos.
El estudio de la química del polonio está limitado por la ausencia de un isótopo
estable, ya que es muy radioactivo, por lo que no trataremos casi nada sobre él.
== Propiedades atómicas: ==
{{Ecuación|<math> x=Asen(\sqrt{k}t)+Bcos(\sqrt{k}t)</math>|3|center}}
= Péndulo simple =
[[Imagen: pendulum.jpg|thumb|300px|Diagrama de las fuerzas que actúan en un péndulo simple.]][[Imagen:pope.jpg]]Tacoma Class Patrol Frigate: (MC Type T. S2-S2-AQ1). Originally authorized as Patrol Gunboat, PG-137; Redesignated as a Patrol Frigate, PF-29, 15 April 1943; Laid down 15 July 1943 under a Maritime Commission contract at Walter Butler Shipbuilding Co., Superior, Wisc.; Launched, 14 September 1943; Commissioned USS Groton (PF-29), 5 September 1944; Decommissioned 13 March 1946 at Boston, MA. and transferred to the Coast Guard and recommissioned the same day as USCGC Groton (PF 29); Decommissioned 29 September 1946 at New Orleans, LA. and returned to Navy custody; Laid up in the Atlantic Reserve Fleet Lake Charles, LA; Transferred to the State Deptment for disposal; Sold to Columbia 26 March 1947 as ARC Almirante Padilla
(CM 51). Fate unknown.
Specifications: Displacement 1,430 t.; Length, 303' 11" (oa); Bean 37' 6"; Draft 13' 8"; Speed 20.3 kts.; Complement 214; Armament two 3"/50 dual purpose gun mounts, two twin 40mm gun mounts , nine 20mm guns, one Hedgehog depth charge projector, eight Y-gun depth charge projectors, two depth charge racks; Propulsion two 3-drum express boilers, two 5,500ihp Valley Iron Works vertical triple expansion steam engines, two shafts
{{Ecuación|<math>m_1v_1+m_2v_2=m_1v_1'+m_2v_2'</math>|1|center}}
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