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2. How many mol of HCl can form from 25.2 mol of Na 2 S 2 O 3 ? (2 marks)
3. How many Liters of Cl 2 are required to produce 15.7 moles of NaHSO 4 ? (2
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4. How many molecules of HCl can form from 4.92 grams of H 2 O? (3 marks)
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2. How many mol of HCl can form from 25.2 mol of Na 2 S 2 O 3 ? (2 marks)
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