Respuesta :

30.0 ml KOH * 0.5 M KOH = 15 mmol KOH
15 mmol KOH = 15 mmol HCl
15 mmol HCl / 10 ml HCl =
1.5 M HCl

The molarity of HCl will be "1.5 M".

Molarity,

  • M₁ = 0.500 M
  • M₂ = ?

Volume,

  • V₁ = 30 mL
  • V₂ = 10 mL

According to the dilution equation,

→  [tex]M_1 V_1= M_2 V_2[/tex]

or,

→       [tex]M_2=\frac{M_1 V_1}{V_2}[/tex]

By substituting the given values, we get

→             [tex]= \frac{0.500\times 30}{10}[/tex]

→             [tex]=\frac{15}{10}[/tex]

→             [tex]= 1.5 \ M[/tex]

Thus the above is the appropriate answer.

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