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A student collected the following data on three unknown mixtures. Explain whether sample 2 is a solution, suspension or colloid Give 2 reasons for your choice.

What is the mass of phosphorous in a 51-kg person

Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.

If a straight-chain hydrocarbon is a gas at room temperature, how many carbon atoms will it have? a. 6 carbon atoms b. 12 carbon atoms c. 24 carbon atoms d. 3 carbon atoms