What is the molar mass of an unknown gas with a density of 1.90g/L at 1.00 atm and 25.0 C?

asked May 10, 2023 21.7k views

25 votes

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4 votes

Answer:

46.46 g/mol

Step-by-step explanation:

dRT = PM

(1.90 g/L)(0.082057 L * atm/mol⁻¹ * K⁻¹)(298 K) = (1.00 atm)M

46.46 g/mol = M

Winfred answered May 14, 2023

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