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General Chemistry

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Moderate

Concentration of Sodium Sulfate

CHEM-X1X3HI

Anhydrous sodium sulfate (${ Na }_{ 2 }S{ O }_{ 4 }$) is often used to prepare sodium standard solutions.

How much anhydrous sodium sulfate is needed to prepare a 1000.00-mL standard with sodium concentration at 50.0 μg/mL?

A

50.0 mg

B

308.7 mg

C

350.0 mg

D

154.3 mg