Question 48 The PHIVOLCS recently reported that Taal volcano emitted 15,500 tons of Sulfur Dioxide (S02). How many atoms of Sulfur are there in 15,500 tons of SO,? Atomic Weights: S= 32.1 O= 16.0 1 ton = 1000 Kg 1,000,000 g O 15 x 10 32 O 161 x 102 O 146 x 102 O 141 x 102 • Previous

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.