Calculate the density of the heated air in the balloon
Calculate the density of the heated air in the balloon if a small hot-air balloon is filled with 1.01 x 10^6 L of air (d=1.20 g/L) and as air in the balloon is heated, it expands to1.10 x 10^6 L.
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What is the probability that the representative (in problem above) will find 2 persons who prefer their principle product out of the first 5 approached?
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