JEE Mains · Chemistry · STD 12 -1. Solution and colligative properties
\(10.30\; \mathrm{mg}\) of \(\mathrm{O}_{2}\) is dissolved into a liter of sea water of density \(1.03\; \mathrm{g} / \mathrm{mL}\). The concentration of \(\mathrm{O}_{2}\) in \(ppm\) is
- A \(13\)
- B \(10\)
- C \(8\)
- D \(6\)
Answer & Solution
Correct Answer
(B) \(10\)
Step-by-step Solution
Detailed explanation
\(\mathrm{ppm}=\frac{10.3 \times 10^{-3}}{1030} \times 10^{6}=10\)
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