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        <div id="content-top1">Page 230 - ulum_g10</div>
        <div id="content-top2">P. 230</div>
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    <pre style="white-space:pre-line"><code>âˆ«OÃ‰Ë˜Ã‘Ë˜Ã Ë˜J Ã¥Â«Ë˜M,Ã¡Ë˜MÆ’Ë˜Ã Ë˜Ã˜Ë˜e Ã¡Ë˜ÂªË˜Â¶Ë˜fCG Ã¸Ë˜Y
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                                      Ã´ÂªÃ Â°Ã¹e Ï€Î¼Â°Ã»Hh Â¬Â£Â«Ã«e â„¢e Ã¡bÃ‰Â£dGh IOÃ‰ÂªdG

 Ã´Ã‘Y QhÃ´Å¸Ã‰H - IOÃ‰ÂªdG Â¢Ã¹Â«dh - Â§â‰¤a Ã¡bÃ‰Â£âˆd Ã­Âª`Â°Ã¹j â€¦Ã²dG Î©Ã‰Â¶Ã¦dG Æ’gh : (A closed system ) â‰¥âˆÂ¨e Î©Ã‰Â¶f
 Ã¡âˆÂ«âˆâ‰¤dG Ã¡Â«ÂªÎ¼dG AÃ‰Ã¦Ã£Ã Â°SÃ‰H Ã¡â‰¤âˆÂ¨ÂªdG Ã¡ÂªÂ¶fCâ€™G Ã¸e Ã“Ã£e Â¢VQCâ€™G ÃˆÃ Â©Jh . Â§â‰¤a Ã¡âˆÃ Î¼dG Ã¢HÃ‰K Î©Ã‰Â¶f Æ’Â¡a , âˆšOhÃ³M

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                                                Â»Ë˜Ã Ë˜dG Ã–Â¡Ë˜Â°Ã»dG â‰ˆË˜âˆË˜Y IOÃ‰Ë˜ÂªË˜dG âˆšÃ²Ë˜g Ï€Ë˜ÂªË˜Ã Ë˜Â°Ã»J
                                                Â¢VQCÃ“Ë˜Ë˜d â€¦Æ’Ë˜Ë˜Ã©Ë˜Ë˜dG Â±Ã“Ë˜Ë˜Â¨Ë˜Ë˜dG Â»Ë˜Ë˜a Â¥Ã´Ë˜Ë˜Ã Ë˜Ë˜Ã«Ë˜Ë˜Ë˜J
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                                                â‰ˆË˜âˆË˜Y Ã‰Ë˜Â°â€ jCG IOÃ‰Ë˜ÂªË˜dG âˆšÃ²Ë˜Ë˜g Ï€Ë˜Ë˜ÂªË˜Ë˜Ã Ë˜Ë˜Â°Ã»Jh .Â¢VQCâ€™G
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                                                                 .Â¿Æ’Î¼dGh Â»Â°Ã¹ÂªÂ°Ã»dG Î©Ã‰Â¶Ã¦dG

                                                 : (2 -9) Ï€Î¼Â°Ã»dG
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                  . âˆ‚dP IOÃ‰ÂªdG â„¢Â«Â£Ã Â°Ã¹J â€™ Ã‰ÂªÃ¦Â«H Ã¡bÃ‰Â£dG Ã‰gÃ´Ã‘Â©J Â»Ã dG OhÃ³Ã«dG

 Â¿Ã‰jÃ´Â°Ã¹dÃ‰H IOÃ‰ÂªdG hCG Ã¡bÃ‰Â£dG Ã¸e â€¦Câ€™ Ã­ÂªÂ°Ã¹j â€™ â€¦Ã²dG Î©Ã‰Â¶Ã¦dG Æ’gh :(An isolated system ) âˆ«hÃµÂ©e Î©Ã‰Â¶f
 Â¢â€ Â©H âˆ«Æ’â‰¤j Ã‰Â«âˆc Î©Ã‰Â¶f â€¦CG âˆ«ÃµY Ã¡HÆ’Â©Â°U Ã¸e ÂºZÃ´dG â‰ˆâˆYh . Ã¡bÃ‰Â£dGh Ã¡âˆÃ Î¼dG Ã¢HÃ‰K Î©Ã‰Â¶f Â¬fCG â€¦CG .âˆšOhÃ³M Ã´Ã‘Y

                                            .Ã‰eÃ‰â€œ âˆ«hÃµÂ©ÂªdG Ã³Â«MÆ’dG Î©Ã‰Â¶Ã¦dG Æ’g Â¿Æ’Î¼dG Â¿GE AÃ‰ÂªâˆÂ©dG

229</code></pre>
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