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المنحنية","thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":1.0091743119266054,"src":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/6ccb0/mechanic.png","srcSet":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/6ccb0/mechanic.png 110w","srcWebp":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/8678c/mechanic.webp","srcSetWebp":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/8678c/mechanic.webp 110w","sizes":"(max-width: 110px) 100vw, 110px","originalName":"mechanic.png"}}}},"excerpt":"السرعة اللحظية لحساب السرعة اللحظية في الحركة دائرية\nنستعمل نفس طريقة حساب السرعة اللحظية في الحركة المستقيمة تمثيل شعاع السرعة اللحظية نحس…"}},{"course":{"fields":{"slug":"/الحركة-المنحنية/القوى-و-الحركات-المنحنية/جذع-مشترك-علوم-و-تكنولوجيا-سنة-أولى-ثانوي"},"frontmatter":{"title":"الحركة المنحنية","description":"نتعرف في هذا الدرس على الحركة المنحنية و علاقتها بالقوة","unite":"القوى و الحركات المنحنية","thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":1.0091743119266054,"src":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/6ccb0/mechanic.png","srcSet":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/6ccb0/mechanic.png 110w","srcWebp":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/8678c/mechanic.webp","srcSetWebp":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/8678c/mechanic.webp 110w","sizes":"(max-width: 110px) 100vw, 110px","originalName":"mechanic.png"}}}},"excerpt":"مركبات شعاع السرعة اللحظية إذا قمنا باسقاط شعاع السرعة اللحظية على محور الفواصل سوف نجد\n المركبة الأفقية لشعاع السرعة  إذا قمنا باسقاط شعاع…"}},{"course":{"fields":{"slug":"/حركة-القذيفة/القوى-و-الحركات-المنحنية/جذع-مشترك-علوم-و-تكنولوجيا-سنة-أولى-ثانوي"},"frontmatter":{"title":"حركة القذيفة","description":"ندرس في هذا الدرس حركة القذيفة","unite":"القوى و الحركات المنحنية","thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":1.0091743119266054,"src":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/6ccb0/mechanic.png","srcSet":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/6ccb0/mechanic.png 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المرجع","thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":1.0091743119266054,"src":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/6ccb0/mechanic.png","srcSet":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/6ccb0/mechanic.png 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متحرك","thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7DAAAOwwHHb6hkAAAFXUlEQVQ4y33SaUwTdhjH8actTgeiGHVMozNuXssu3dRF1OCWLTMiburiNG4uw2wRJWYhm0OF6QQRPAABxYGinNIWKtDSlqNYoKUFW44CLchVLApqyg2lpf3/FsjeLe5Jvm8/efLkIXbNk9g1z10swRss9d0OF397NYRbcyE7GDtibXtvYriLJgeNPLvDSjb7Sxoc6qL/HYTPtAHhBERygCguHAlLMdothY2NDgy+bFk5Nt5H47bnvInJ5zQ20UdDI09eDQ6GEg2epeXDf/KGxkIJ1rPcKUtF/FRvV8Okc9wCu3Pg8ROzfu7gkHka406D071yjL95Ulvk+3P0AdSjO8ZDW1miq8hkYIcfViJZq3LYJ57BNmVVAqDOzhoaGXvKGR1/9mo0o2GQBOf2k/7kvPoW+VW0dzVOfSgqBfEr2awUMWSPlI5JWx8mHNbMaRQAZ3C4h6YbGev9L5ir0nPvK2tJKrgeVvxQAlOzElsyJYyi7sMrLodV15Sw/naVw2brw+TUwEVgkjBp5jny/TmQfEN48CVBNN0X/94w8xStqgO1HVhAMlFaiErOn1JoSxGcL2Z5Sjn7q1YL/+IKpjGonBO2Ptgc1mMYbSXsI2LJyzms0I+D/J0z4DROlKwm2Eq5v7QbifiYHVxaViKRCdHbrHC2tKoZN1XKKDYfF6US12iPBiMT/bBbG/zxO3kgjoipTxCT7uWgaA9B6EsEWEg5VE3+tZrjgQbDyBGjBaG6RpdAzIdeK0VIkQz+94RMplMiV690dZgbMdmvcU2lrR9jhbuygMezUHyAIPbnQLCdKKVXQUcNinNpTzWI7jAhqLnbdazVglMNJiaU5rJHKjHGe9Q4UapglCjG/Yoi19DwU0AewBDrCXZ/i8RxYxmxcOLMbLi8vMQ3vrcCeX16V0R7i/OuWYeg5i52ubOFFTzTQFAmQlW5GDmqEnY8r4DpGsqZuVOL09rqAfmZeVsRP/+7IdHu+Uy4g5C5kegrvVyc+aIKYqvOIXmhQUxnE/u5uQdnjK3If6FHjrUCaeW3USYVsKaGSjxpq3AdLq+w0Y18UGJpcOZ1P6JvU7hMuIMzA+4zFLxI7SsFv7+BCfpr2ZWOJgS2mBFksuC8sRkBxmLEVYazkZsbUJkV5vIvLAElFYAuZD07GX38BO4sDUQAEaR7CdmfEn1vfOD6w1SIU02NLKLdyGI7WxDU0oV99e1YUl4PKqrHJpkMSF/trLv8NnjZilyvqNtl68Lj/XCTG+a8NAuIXXCb/UjEpv8wyFQ+IrPqkPeylsWYRcynqgoLFY3gyHTwUcsQaMplB01iVlYX5mhN8cH29ISDG6OCCYmLZc6LHCCCxljcQrDkd35C0ltEe3Sl2tTnctzolTo/18rgXqxls0segSfTY7+ugF2wZLEISwY70CxhPqm3EJwdttFwx5dGb63ZictzwCII7KqnHRkbIhHrRbSopPLonhoRPq4qsZNEz0hag9fkNYykeuarkrJoSxp+MErs7ncLQYmS4kPb15Hq5GI3XPcipH20iyWtEOGS2zi74mGB+dYc2nT1NHGE6iLeAzWWqQyOT+oeT61QN7PXyxvZG0qt82t9kd0jtQAUmzO+skK9hqRNRJKnXEQQFymrCSFEkPgvQYxXNxK8Q4juqYlE+bNXCsvyDil1OG/qRHS3BUd0RnhkyEExAvDicno8ZZrN7pkymn07n0eZSsJaIiQt5yKM3JCyipC92Rspq5PpzSIN54NKA9FngbS+sHL3mgxpnk9u2cC2PIVjc5ZUsyhdEuwGzOXxFfTa3yIeL/IuucemE3pCCQnehF+JcGetG/jbCGK/lf8AIKCpVlNMYzQAAAAASUVORK5CYII=","aspectRatio":1.0091743119266054,"src":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/6ccb0/mechanic.png","srcSet":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/6ccb0/mechanic.png 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الضوء","thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":1.1956521739130435,"src":"/static/042b01f30f4663b2f929402723eda7a2/6ccb0/light.png","srcSet":"/static/042b01f30f4663b2f929402723eda7a2/6ccb0/light.png 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اللون","thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":1.1956521739130435,"src":"/static/042b01f30f4663b2f929402723eda7a2/6ccb0/light.png","srcSet":"/static/042b01f30f4663b2f929402723eda7a2/6ccb0/light.png 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الكيميائية","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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الكيميائية","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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الكيميائية","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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الكيميائية","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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الكيميائية","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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الكيميائية","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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الكيميائية","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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المرجع","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":1.0091743119266054,"src":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/6ccb0/mechanic.png","srcSet":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/6ccb0/mechanic.png 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متحرك","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":1.0091743119266054,"src":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/6ccb0/mechanic.png","srcSet":"/static/6ea02ae8a2cfb4ac1afb4109445e9b0f/6ccb0/mechanic.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 110w","srcWebp":"/static/1bdad79b1cc92969b2138311bab961bf/8678c/chemistry.webp","srcSetWebp":"/static/1bdad79b1cc92969b2138311bab961bf/8678c/chemistry.webp 110w","sizes":"(max-width: 110px) 100vw, 110px","originalName":"chemistry.png"}}}},"excerpt":"لدينا محلول تركزه المولي\n0.1mol/L\nو حجمه\n200mL\nأضفنا له كيمة من الماء المقطر فأصبح حجمه\n250mL\nأحسب تركيزه الجديد"}},{"course":{"fields":{"slug":"/تمرين-60/من-المجهري-إلى-العياني/جذع-مشترك-علوم-و-تكنولوجيا-سنة-أولى-ثانوي"},"frontmatter":{"title":"تمرين 60","unite":"من المجهري إلى العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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الفضاء","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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العياني","description":null,"thumbnail":{"childImageSharp":{"fluid":{"base64":"data:image/png;base64,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","aspectRatio":0.7333333333333333,"src":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png","srcSet":"/static/1bdad79b1cc92969b2138311bab961bf/6ccb0/chemistry.png 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