Lesson 3.1 Pure Substances, so you're already aware about ELEMENTS and COMPOUNDS. Below are examples of substances with their chemical symbol or formula. For today's task, you classify them into ELEMENTS or COMPOUNDS based on the chemical makeup. You can use internet to see how these substances look like.

Gold (Au)
Water (H2O)
Sulfur (S)
Iodine crystals (I)
Muriatic acid (HCl)
Glucose (C6H12O6)
Table salt (NaCl)
Table sugar (C12H22O11)
Lead (Pb)
Helium (He)
Vinegar (CH3COOH)
Silver (Ag)

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