Mole ConceptMedium
Question
At room temperature, the molar volume of hydrogen fluoride gas has a mass of about 50 g. The formula weight of hydrogen fluoride is 20. Therefore, gaseous hydrogen fluoride at room temperature is probably a mixture of
Options
A.H2 and F2
B.HF and H2F2
C.HF and H2.5F2.5
D.H2F2 and H3F3
Solution
The average molar mass of H2F2 and H3F3 may be 50.
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