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유기화학 공부 싸이트 유기화학 공부하다가 어려운 부분이 있을 때 매번 아래 싸이트를 참고 했다 Khan Academy Organic Chemistry https://www.khanacademy.org/science/organic-chemistry Khan Academy Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a free, world-class education for anyone, anywhere. w..