State why is it important to put a pinhole in the aluminum

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Reference no: EM13172163

1. Why is it important to make sure all of your unknown has vaporized?

2. Why is it important to put a pinhole in the aluminum "cap"?

If 0.75 g of a as occupies 265 mL at 25°C and 680 mm Hg, what is the molar mass of the gas?

Reference no: EM13172163

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