Question

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Answer 1

The equation shows that 5 molecules of H2O react to form 8 molecules of HCl.
Use those numbers in a mole ratio.

5 moles H2O : 8 moles HCl = x moles H2O : 0.24 moles HCl

8x = 5 * 0.24

8x = 1.2

x = 0.15

Answer: A. 0.15 mol