āļ§āļąāļ•āļ–āļļāļĄāļ§āļĨ 10 g āļĄāļĩāļ›āļĢāļīāļĄāļēāļ•āļĢ 20 cmÂģ āļ„āļ§āļēāļĄāļŦāļ™āļēāđāļ™āđˆāļ™āđ€āļ—āđˆāļēāļāļąāļšāļāļĩāđˆāļāļĢāļąāļĄāļ•āđˆāļ­āļĨāļđāļāļšāļēāļĻāļāđŒāđ€āļ‹āļ™āļ•āļīāđ€āļĄāļ•āļĢ

Answer and explanation

Correct answer: A. g/cmÂģ

  1. Step 1: āđƒāļŠāđ‰ .
  2. Step 2: g/cmÂģ.
Answer
g/cmÂģ.
Why not the others: g/cmÂģ: āļŦāļēāļĢāļ›āļĢāļīāļĄāļēāļ•āļĢāļ”āđ‰āļ§āļĒāļĄāļ§āļĨ. g/cmÂģ: āļ„āļđāļ“āļĄāļ§āļĨāļāļąāļšāļ›āļĢāļīāļĄāļēāļ•āļĢ. g/cmÂģ: āļĨāļšāļ›āļĢāļīāļĄāļēāļ•āļĢāļ­āļ­āļāļˆāļēāļāļĄāļ§āļĨ.

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āļ§āļąāļ•āļ–āļļāļĄāļ§āļĨ 10 g āļĄāļĩāļ›āļĢāļīāļĄāļēāļ•āļĢ 20 cmÂģâ€Ķ | O-NET (Thailand, Grade 12)