1.

{ †ext { The number of atoms in } 20 g †ext { of } SO _ { 3 } †ext { is approximately } } { †ext { (1) } 1 × 10 ^ { 23 } } { †ext { (3) } 2 × 10 ^ { 23 }

Answer» { †ext { The number of atoms in } 20 g †ext { of } SO _ { 3 } †ext { is approximately } } { †ext { (1) } 1 × 10 ^ { 23 } } { †ext { (3) } 2 × 10 ^ { 23 }


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