Chemistry, 16.12.2021 18:30 hollicious1384
The mass of an evacuated 255-mL flask is 143.187 g. The mass of the flask filled with 264 torr of an unknown gas at 25 ∘C is 143.289 g . Calculate the molar mass of the unknown gas.
Answers: 1
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Awoman's basketball has a circumference between 28.5 and 29.0 inches and a maximum weight of 20 ounces (two significant figures). what are these specifications in units of centimeters and grams?
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