A gas stream with a volume flow of 1200 m3 / h and a temperature of 100 °C contains 10 vol- % water vapor and the rest nitrogen gas. This stream is mixed with an air stream, 500 m3 / h, 10 °C which, in addition to nitrogen gas, contains 15% by volume of water vapor. All currents hold the pressure 101.3 kPa. Calculate the composition of the mixed current. The answer should be given as vol%.
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