Tech A says that the PCM monitors the pre-cat and post-cat oxygen sensors to determine catalytic converter efficiency. Tech B says that a catalytic converter can be tested by graphing the oxygen sensor readings on a scan tool or lab scope and comparing them. Who is correct
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Agroup of students is studying convection current. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other is in an area with warm air. after 10 minutes, the balloon are released from a height of 1 meter. which of the following to the students most likely observe? a) the warm balloon expands and rises. the cold balloon shrinks and sinks b) the balloon both rise. the cold balloon is larger than the warm balloon c) the cold balloon expands and rises. the warm balloon shrinks and sinks d) the balloon rise at the same rate. both balloons are the same size
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Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt
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The biosphere of the earth is made up of what compound? organic or inorganic?
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The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?
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Tech A says that the PCM monitors the pre-cat and post-cat oxygen sensors to determine catalytic con...
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