Enter your answer in the provided box. What is the pH of 650.0 mL of an...

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science chemistry

Answer 1

Answer #1

first calculate the molarity of the solution

molarity = (W /MW) (1000 / V inmL)

molarity = (0.135 / 36.46) (1000 / 650)

molarity = 0.0057 M

as HCl is strong acid so it dissociates completely

[HCl] = [H⁺] = 0.0057 M

pH = - log [H⁺]

pH = - log [0.0057]

pH = 2.24

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Answer 2

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