An Unknown White Solid Was Found to Have a Melting

question 42

Multiple Choice

An unknown white solid was found to have a melting point of 150^oC.It is soluble in
Water,but it is a poor conductor in aqueous solution.Which of the following substances
Is the most likely?

• A) C₆H₁₂O₆ (glucose)
• B) KCl
• C) Rb
• D) C (diamond)
• E) Si

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