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The image shows a page from a notebook filled with handwritten notes and chemical diagrams. The page is on a grid background and appears to be about the chemical properties of D-ribose, including its carbonyl and ring forms, and how to prove it contains an aldehyde group. The writing is in Bulgarian. The notebook is on a bed with a blue and white patterned bedspread.
FM-iBMRX2

Mar 29, 2026

Shumen, Bulgaria

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The image shows a page from a notebook filled with handwritten notes and chemical diagrams. The page is on a grid background and appears to be about the chemical properties of D-ribose, including its carbonyl and ring forms, and how to prove it contains an aldehyde group. The writing is in Bulgarian. The notebook is on a bed with a blue and white patterned bedspread.

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FM-iBMRX2

Mar 29, 2026

Shumen, Bulgaria

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