melaniesherry190 melaniesherry190

23-06-2024
Chemistry

Answered

The mass of an evacuated 265 mL
flask is 143.157 g
. The mass of the flask filled with 270 torr
of an unknown gas at 35 ∘C
is 144.167 g
.
Part A
Calculate the molar mass of the unknown gas.
Express your answer to three significant figures.

Answer :

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