Be sure to answer all parts. A 39.3−g sample of lead (Pb) pellets at 27°C is mixed with a 66.3−g sample of lead pellets at the same temperature. The density of Pb at 27°C is 11.35 g/cm3. (a) What is the final mass of the combined sample? (b) What is the final temperature?  (c) What is the final density?

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