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117.0g of sodium chloride was dissolved in 1.0dm3 of distilled water at 25°C. Determine the...

Chemistry
JAMB 2008

117.0g of sodium chloride was dissolved in 1.0dm3 of distilled water at 25°C. Determine the solubility in mol dm-3 of sodium chloride at that temperature
[Na = 23, Cl = 35.5]

  • A. 1.0
  • B. 2.0
  • C. 3.0
  • D. 4.0
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Correct Answer: Option B
Explanation

Relative molecular mass of NaCl = 23 + 35.5 = 58.5 g/mol
No. of mole of NaCl = 117/58.5 = 2.0 mol

There is an explanation video available below.


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Explanation Video

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