Sensors detect the concentration of mercaptan molecules in natural gas at various distances from a leaking source. At which location will a sensor detect the highest concentration of mercaptan?
Athree meters behind the source
Btwo meters in front of the source
Ctwo meters behind the source
Done meter in front of the source
Athree meters behind the source
Btwo meters in front of the source
Ctwo meters behind the source
Done meter in front of the source