http://inorganica.uaemex.over-blog.com/ Los 25 últimos comentarios publicados en el blog "El blog de Quimica Inorganica UAEMex" es Wed, 08 Feb 2012 06:01:55 +0100 Wed, 08 Feb 2012 06:01:55 +0100 Es.over-blog.com RSS 2.0 Engine Copyright 2012 inorganica.uaemex.over-blog.com Ciencia http://www.rssboard.org/rss-specification/ http://inorganica.uaemex.over-blog.com/article-futbol-en-el-espacio-54464879-comments.html#comment98060038 gracias]]> Mon, 12 Mar 2012 20:53:19 +0100 df826d0ba471a5b163c8fa0ddacec470 http://inorganica.uaemex.over-blog.com/article-cuasicristales-98829739-comments.html#comment97871129 Thu, 08 Mar 2012 21:17:47 +0100 668132ced9cdb9001a305bfbd74b45a1 http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88844179 -E=4.520241x10^-11J.
DULCE ESMERALDA VILLAR FRIAS... ]]> Thu, 15 Sep 2011 06:40:06 +0200 f12b51f48d0f26d1e2f9025679003869 http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88843792 Thu, 15 Sep 2011 06:09:56 +0200 1adf5e6ce22f4d286d19871042fb7715 http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88843770 El período de desintegración del I es de 8.05 días ]]> Thu, 15 Sep 2011 06:07:57 +0200 26d6f916373c74f36dc285990e3c968e http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88843757 a. Qué partícula se emite simultáneamente a la formación de 235U?
b. Qué núcleo se ha formado en el proceso intermedio?
Resultado: Partícula alfa
239Pu ]]> Thu, 15 Sep 2011 06:07:01 +0200 cf4c62bc71b8e92d51ffad2f2548da5c http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88843747 Thu, 15 Sep 2011 06:05:57 +0200 38b0bb30423dd6e43c088923848b6124 http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88843358
R: -2.723x10^[11]J ]]> Thu, 15 Sep 2011 04:51:12 +0200 c4881147aaa80b29c6926dd54ecc127c http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88843349
Datos:

H = 1.007825 uma
Be = 9.0212186 uma
B = 9.013335 uma
n = 1.0086 uma

Resultado:3.19774x10^-24 ]]> Thu, 15 Sep 2011 04:47:49 +0200 3a454c3c7106dbfb82461dbfa22aca00 http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88843324 calcule la energía desprendida por cada átomo que se fisiona.
E=384.10^-11 J ]]> Thu, 15 Sep 2011 04:34:20 +0200 600ca8018a6ca29d5de4a9be3ee3352f http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88843309 m = 4,04 kg ]]> Thu, 15 Sep 2011 04:30:23 +0200 c576e25a933e29d61b6d02519487facf http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88843268
a)calcule la energía desprendida por cada átomo que se fisiona.
Resultado: E = -3,84 *10^{-11} J ]]> Thu, 15 Sep 2011 04:16:49 +0200 834f0e56c971056df33ac3590f38bfaf http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88843211 Respuesta: E=-3.9993x10E-10 J ]]> Thu, 15 Sep 2011 03:53:24 +0200 ade7e70b0726dba305e8690c97518498 http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88843174 datos
Ra 225.977uma Rn 221.9703uma P.alfa 4.0026uma

E 5.4876x10-10 J ]]> Thu, 15 Sep 2011 03:32:26 +0200 59fb597a7bd798fcc8f28d55cb6009bd http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88843146 Hallar la energía que se libera en la desintegración de un átomo de Ra-226,que proporciona una partícula alfa y un átomo de Rn-222. Escribe la reacción nuclear.
Datos: masa del átomo de Ra= 225.9771uma, masa del átomo de Rn= 221.9703uma y masa de la partícula alfa= 4.0026uma.
E= 6.2766x10^-13 ]]> Thu, 15 Sep 2011 03:18:54 +0200 8752c200b3093b75b163c474b5bd4dae http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88842982 R: -2.37x10^-11 J ]]> Thu, 15 Sep 2011 02:25:13 +0200 f85c61ae5ca33507a9a71e5340b45284 http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88791639 R=1.61232x10-20J ]]> Wed, 14 Sep 2011 06:56:33 +0200 f5e8431076db7f8e17b95b5137e89ef4 http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88791114 donde:
M(21H)= 2.014102uma; M(31H)= 3.016049uma; M(11H)= 1.007825uma.
R: -E= 3.5726x10-6Joules. ]]> Wed, 14 Sep 2011 06:33:05 +0200 1fbf7462e29c456b338f94b8b435b9e0 http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88790487 Wed, 14 Sep 2011 05:34:06 +0200 14a5bdd01cabd17182576cb4c8f4948e http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88790474 Datos
Co=59.332uma
partîcula=4.0015uma

Diego Sebastian Fabian Rojas

particula= ]]> Wed, 14 Sep 2011 05:32:21 +0200 1f8230128b3c17e510a8bc6234a33774 http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88790321 60 0 60 60
27 Co -1 e + 28 Ni? La masa del atomo de 27 Co es 59.926344
60
uma y la del atomo de 28 Ni es 59.740849 uma………..
-4
Resultado: -1.84946x10 J.
Moises Nuñez Alva ]]> Wed, 14 Sep 2011 05:09:25 +0200 928298b5cf7a3db9258bf1c285ade6a7 http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88790235 RESPUESTA:9.198X10^-12 J ]]> Wed, 14 Sep 2011 04:56:02 +0200 721b90143852727ae939d1ce23db83e7 http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88789731 1) Calcular la energía liberada al fisionarse 1 g de Uranio completamente si la energía de un núcleo fisionado es igual a153,882MeV
1 megaelectron volt = 1.60217646 × 10-13 joules
Datos
M(U)= 235.0439u
M(Sr)=94.9403u
M(Xe)=138.9301
Respuesta:
R 6,3X10^10 J ]]> Wed, 14 Sep 2011 02:59:46 +0200 6a564adf3f4e1ec3f56741ba4c7efebe http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88789441
E= 2.84023082x10-13 J ]]> Wed, 14 Sep 2011 02:07:47 +0200 35939972b2599b9a5098286c61488e54 http://inorganica.uaemex.over-blog.com/article-balanceo-de-reacciones-nucleares-83758362-comments.html#comment88779548
R= 8.192660x10-13J. ]]> Tue, 13 Sep 2011 21:02:57 +0200 6e6b2841e790048c22a0bb1e01d2f325