Which of the following represents 180 g of water correctly? (I) 5 moles of water. (II) 10 moles of w — Mole Concept and Some Basic Concepts of Chemistry Chemistry Question
Question
Which of the following represents 180 g of water correctly? (I) 5 moles of water. (II) 10 moles of water. (III) 6.023 × 1023 molecules of water. (IV) 6.023 × 1024 molecules of water. Choose the correct option.
Answer: C
💡 Solution & Explanation
18g of H2O = 1 mol 180g of H2O = 10 mol 6.023 × 1023 molecules of H2O = 18g of H2O. 180g of H2O 23 6.023 10 180 18 x x = 6.023 × 1024 molecules of H2O.
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