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???? Revision sheet - Quantity of matter - 1st - Terminale ✅ mass, molar mass, volume, molar volume, concentration ▶️ Playlist: 1ST SPECIALTY ???? CHEMISTRY • How to determine the geometry of a... ???? First specialty program 1st spec: → Determine the molar mass of a species from the atomic molar masses of the elements that compose it. → Determine the quantity of matter contained in a sample of pure body from its mass and the periodic table.