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	<title>EjerciciosFyQ</title>
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	<description>Ejercicios Resueltos, Situaciones de aprendizaje y V&#205;DEOS de F&#237;sica y Qu&#237;mica para Secundaria y Bachillerato</description>
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<item xml:lang="es">
		<title>[P(1018)] PAU: Desintegraci&#243;n radiactiva</title>
		<link>https://ejercicios-fyq.com/P-1018-PAU-Desintegracion-radiactiva</link>
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		<dc:date>2010-09-06T08:10:49Z</dc:date>
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		<dc:creator>F_y_Q</dc:creator>


		<dc:subject>Radiactividad</dc:subject>
		<dc:subject>Soddy y Fajans</dc:subject>
		<dc:subject>Desplazamientos radiactivos</dc:subject>

		<description>
&lt;p&gt;PROBLEMA 1018 RESUELTO &lt;br class='autobr' /&gt;
M&#225;s v&#237;deos como este en www.cibermatex.net&lt;/p&gt;


-
&lt;a href="https://ejercicios-fyq.com/14-Fisica-nuclear" rel="directory"&gt;14 - F&#237;sica nuclear&lt;/a&gt;

/ 
&lt;a href="https://ejercicios-fyq.com/Radiactividad" rel="tag"&gt;Radiactividad&lt;/a&gt;, 
&lt;a href="https://ejercicios-fyq.com/Soddy-y-Fajans" rel="tag"&gt;Soddy y Fajans&lt;/a&gt;, 
&lt;a href="https://ejercicios-fyq.com/Desplazamientos-radiactivos" rel="tag"&gt;Desplazamientos radiactivos&lt;/a&gt;

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 <content:encoded>&lt;div class='rss_texte'&gt;&lt;p&gt;&lt;b&gt;PROBLEMA 1018 RESUELTO&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;M&#225;s v&#237;deos como este en &lt;a href=&#034;http://www.cibermatex.net&#034; class=&#034;spip_url spip_out auto&#034; rel=&#034;nofollow external&#034;&gt;www.cibermatex.net&lt;/a&gt;&lt;/p&gt;
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		<title>PAU f&#237;sica nuclear 0003</title>
		<link>https://ejercicios-fyq.com/PAU-fisica-nuclear-0003</link>
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		<dc:date>2010-09-03T20:51:27Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>es</dc:language>
		<dc:creator>F_y_Q</dc:creator>


		<dc:subject>Radiactividad</dc:subject>
		<dc:subject>Soddy y Fajans</dc:subject>
		<dc:subject>Desplazamientos radiactivos</dc:subject>
		<dc:subject>RESUELTO</dc:subject>

		<description>
&lt;p&gt;El polonio-214 es radiactivo y se desintegra emitiendo una part&#237;cula alfa. El n&#250;cleo resultante tambi&#233;n es radiactivo y se desintegra a su vez, repiti&#233;ndose el proceso varias veces hasta llegar a un n&#250;cleo estable. &lt;br class='autobr' /&gt;
Sabiendo que a partir del polonio-214 se han emitido sucesivamente las siguientes part&#237;culas: , , , , y , &#191;cu&#225;l es el n&#250;cleo final estable?; &#191;qu&#233; n&#250;cleos se han formado en los pasos intermedios?&lt;/p&gt;


-
&lt;a href="https://ejercicios-fyq.com/Fisica-Nuclear-2-o-Bach" rel="directory"&gt;F&#237;sica Nuclear (2.&#186; Bach)&lt;/a&gt;

/ 
&lt;a href="https://ejercicios-fyq.com/Radiactividad" rel="tag"&gt;Radiactividad&lt;/a&gt;, 
&lt;a href="https://ejercicios-fyq.com/Soddy-y-Fajans" rel="tag"&gt;Soddy y Fajans&lt;/a&gt;, 
&lt;a href="https://ejercicios-fyq.com/Desplazamientos-radiactivos" rel="tag"&gt;Desplazamientos radiactivos&lt;/a&gt;, 
&lt;a href="https://ejercicios-fyq.com/RESUELTO" rel="tag"&gt;RESUELTO&lt;/a&gt;

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 <content:encoded>&lt;div class='rss_texte'&gt;&lt;p&gt;El polonio-214 es radiactivo y se desintegra emitiendo una part&#237;cula alfa. El n&#250;cleo resultante tambi&#233;n es radiactivo y se desintegra a su vez, repiti&#233;ndose el proceso varias veces hasta llegar a un n&#250;cleo estable.&lt;/p&gt;
&lt;p&gt;Sabiendo que a partir del polonio-214 se han emitido sucesivamente las siguientes part&#237;culas: &lt;img src='https://ejercicios-fyq.com/local/cache-vignettes/L18xH30/7b7f9dbfea05c83784f8b85149852f08-0bef3.png?1732958350' style='vertical-align:middle;' width='18' height='30' alt=&#034;\alpha&#034; title=&#034;\alpha&#034; /&gt;, &lt;img src='https://ejercicios-fyq.com/local/cache-vignettes/L18xH40/b0603860fcffe94e5b8eec59ed813421-1166c.png?1732951711' style='vertical-align:middle;' width='18' height='40' alt=&#034;\beta&#034; title=&#034;\beta&#034; /&gt;, &lt;img src='https://ejercicios-fyq.com/local/cache-vignettes/L18xH40/b0603860fcffe94e5b8eec59ed813421-1166c.png?1732951711' style='vertical-align:middle;' width='18' height='40' alt=&#034;\beta&#034; title=&#034;\beta&#034; /&gt;, &lt;img src='https://ejercicios-fyq.com/local/cache-vignettes/L18xH40/b0603860fcffe94e5b8eec59ed813421-1166c.png?1732951711' style='vertical-align:middle;' width='18' height='40' alt=&#034;\beta&#034; title=&#034;\beta&#034; /&gt;, &lt;img src='https://ejercicios-fyq.com/local/cache-vignettes/L18xH30/7b7f9dbfea05c83784f8b85149852f08-0bef3.png?1732958350' style='vertical-align:middle;' width='18' height='30' alt=&#034;\alpha&#034; title=&#034;\alpha&#034; /&gt; y &lt;img src='https://ejercicios-fyq.com/local/cache-vignettes/L18xH40/b0603860fcffe94e5b8eec59ed813421-1166c.png?1732951711' style='vertical-align:middle;' width='18' height='40' alt=&#034;\beta&#034; title=&#034;\beta&#034; /&gt;, &#191;cu&#225;l es el n&#250;cleo final estable?; &#191;qu&#233; n&#250;cleos se han formado en los pasos intermedios?&lt;/math&gt;&lt;/p&gt;&lt;/div&gt;
		&lt;hr /&gt;
		&lt;div &lt;div class='rss_ps'&gt;&lt;p&gt;&lt;b&gt;Z = 84&lt;/b&gt; ; &lt;b&gt;A = 206&lt;/b&gt; ; &lt;img src='https://ejercicios-fyq.com/local/cache-TeX/caae8f51e6a968bd0a63ecb761c94a33.png' style=&#034;vertical-align:middle;&#034; width=&#034;55&#034; height=&#034;25&#034; alt=&#034;\bf ^{206}_{\ 84}Po&#034; title=&#034;\bf ^{206}_{\ 84}Po&#034; /&gt; ; &lt;img src='https://ejercicios-fyq.com/local/cache-TeX/28f7a1d395eec950bcf8b4c3684efdec.png' style=&#034;vertical-align:middle;&#034; width=&#034;57&#034; height=&#034;47&#034; alt=&#034;\bf ^{210}_{\ 82}Pb&#034; title=&#034;\bf ^{210}_{\ 82}Pb&#034; /&gt; ; &lt;img src='https://ejercicios-fyq.com/local/cache-TeX/d91fa8aeb8f840112073e60607546193.png' style=&#034;vertical-align:middle;&#034; width=&#034;50&#034; height=&#034;47&#034; alt=&#034;\bf ^{210}_{\ 83}Bi&#034; title=&#034;\bf ^{210}_{\ 83}Bi&#034; /&gt; ; &lt;img src='https://ejercicios-fyq.com/local/cache-TeX/ab5d53a5cd8cfe9dfa70d36b95566c9b.png' style=&#034;vertical-align:middle;&#034; width=&#034;55&#034; height=&#034;47&#034; alt=&#034;\bf ^{210}_{\ 84}Po&#034; title=&#034;\bf ^{210}_{\ 84}Po&#034; /&gt; ; &lt;img src='https://ejercicios-fyq.com/local/cache-TeX/13e40249544ca3f54608746916e51552.png' style=&#034;vertical-align:middle;&#034; width=&#034;53&#034; height=&#034;47&#034; alt=&#034;\bf ^{210}_{\ 85}At&#034; title=&#034;\bf ^{210}_{\ 85}At&#034; /&gt; ; &lt;img src='https://ejercicios-fyq.com/local/cache-TeX/1385c9501ce18a24cf945500a39b9f07.png' style=&#034;vertical-align:middle;&#034; width=&#034;50&#034; height=&#034;47&#034; alt=&#034;\bf ^{206}_{\ 83}Bi&#034; title=&#034;\bf ^{206}_{\ 83}Bi&#034; /&gt; ; &lt;img src='https://ejercicios-fyq.com/local/cache-TeX/caae8f51e6a968bd0a63ecb761c94a33.png' style=&#034;vertical-align:middle;&#034; width=&#034;55&#034; height=&#034;25&#034; alt=&#034;\bf ^{206}_{\ 84}Po&#034; title=&#034;\bf ^{206}_{\ 84}Po&#034; /&gt;&lt;/math&gt; &lt;br/&gt; &lt;br/&gt; &lt;a href='https://ejercicios-fyq.com/P-1018-PAU-Desintegracion-radiactiva' class=&#034;spip_in&#034;&gt;Ver soluci&#243;n en v&#237;deo&lt;/a&gt;&lt;/p&gt;&lt;/div&gt;
		
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