āđ„āļ—āđ€āļ—āļĢāļ• HCl 2 mol/L āļ›āļĢāļīāļĄāļēāļ•āļĢ 10 mL āļ”āđ‰āļ§āļĒ NaOH 0.5 mol/L āļ•āđ‰āļ­āļ‡āđƒāļŠāđ‰ NaOH āļāļĩāđˆāļĄāļīāļĨāļĨāļīāļĨāļīāļ•āļĢāļˆāļķāļ‡āļ–āļķāļ‡āļˆāļļāļ”āļŠāļĄāļĄāļđāļĨ

Answer and explanation

Correct answer: D. mL

  1. Step 1: HCl āļāļąāļš NaOH āļ—āļģāļ›āļāļīāļāļīāļĢāļīāļĒāļē 1:1 āļˆāļķāļ‡āđƒāļŠāđ‰ .
  2. Step 2: mL.
Answer
mL.
Why not the others: mL: āļāļĨāļąāļšāļ­āļąāļ•āļĢāļēāļŠāđˆāļ§āļ™āļ„āļ§āļēāļĄāđ€āļ‚āđ‰āļĄāļ‚āđ‰āļ™. mL: āļĢāļ§āļĄāļ›āļĢāļīāļĄāļēāļ•āļĢāļāļĢāļ”āļāļąāļšāđ€āļšāļŠ. mL: āļ„āļđāļ“āļ„āļ§āļēāļĄāđ€āļ‚āđ‰āļĄāļ‚āđ‰āļ™āļ—āļąāđ‰āļ‡āļŠāļ­āļ‡āļāļąāļšāļ›āļĢāļīāļĄāļēāļ•āļĢ.

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āđ„āļ—āđ€āļ—āļĢāļ• HCl 2 mol/L āļ›āļĢāļīāļĄāļēāļ•āļĢ 10â€Ķ | O-NET (Thailand, Grade 12)