Four sealed containers each hold a different pure substance at room temperature: A

CHEMISTRY · Subjective · A Level · Chemistry · Amount of substance · Amount of substance

Problem

Four sealed containers each hold a different pure substance at room temperature: A. 17 g NH₃(g) (molar mass 17 g mol⁻¹) B. 16 g O₂(g) (molar mass 32 g mol⁻¹) C. 29 g N₂(g) (molar mass 28 g mol⁻¹) D. 33 g CO₂(g) (molar mass 44 g mol⁻¹) Which container contains about 3.0×10233.0 \times 10^{23} formula units? Give only the letter of the container.

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