How many moles of H + (aq) ions are present in 750 mL of 0.65 M hydrochloric acid?

Question

Chemistry

Janiya Savage

9 April, 12:57

How many moles of H + (aq) ions are present in 750 mL of 0.65 M hydrochloric acid?

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Eileen · Answer 1

Answer: n (moles) = C (concentration) x V (volume in L)

n = 0.65 x 0.75

n = 0.4875 moles of HCl

HCl is a strong acid so it pretty much totally ionises so there are as many H + (aq) ions as there is HClHCl = => H + Cl