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Opgave 2.19 opgaver kemi kemiforlaget

  • Kemi
  • 3.g el. lign
  • Afleveret til 12
  • 4 sider PDF

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Opgave 2.19 opgaver kemi kemiforlaget er en kemi-opgave fra 2018 til 3.g el. lign, afleveret til karakteren 12. Fylder 4 sider (493 ord, ca. 2 min. læsning) og blev publiceret 30. september 2020.

I denne opgave skulle man afstemme et reaktionsskema for en ester som blev blandet med NaOH i en kolbe. Således skulle man også beregne molar massen for esteren, bestemme syrens molekylformel og angive en strukturformel og et navn for esteren.

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