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Royal Society of Chemistryさんのイラストまとめ


With the future of the world in the balance, everyone has a role to play in making it better. How will you join in?
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フォロー数:1403 フォロワー数:157613

Happy First celebrated by the National Mole Day Foundation 1991, Mole Day commemorates Avogadro’s number (6.022 x 10^23) - the number of atoms in 12 g carbon-12 (one mole).
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