Calculate the speed of sound in a air at 0-c b nitrogen at
1. Calculate the speed of sound in: (a) air at 0-C, (b) nitrogen at 20-C, (c) hydrogen at 10-C, (d) air at 100-C, and (e) oxygen at 50-C. 2. Lightning is observed and thunder is heard 1.5 s later. About how far away did the lightning occur?
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1 air expands from a tank maintained at 18-c and 250 kpa to the atmosphere estimate its minimum temperature as it exits
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1 calculate the speed of sound in a air at 0-c b nitrogen at 20-c c hydrogen at 10-c d air at 100-c and e oxygen at
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