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Urgent!! Please help! A flask holds a mixture of equal moles of oxygen, nitrogen, and argon gases. The total mass of the gas mixture is 149 g. What is the density of this gas mixture at 725 K and 6.13 atm?
Answers: 2
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Which common material is an example of a polymer? (25 pts) a. steel b. plastic c. petroleum d. rubbing alcohol
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One nanometer is equal to how many meters?
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Urgent!! Please help!
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