Which two gases make up more than 95% of an inhaled breath?
A) NO2 and N2
B) CO2 and O2
C) O2 and N2
D) N2 and Ar
Correct Answer:
Verified
Q1: Q2: Of five major gaseous components of air,which Q3: The quantity 8.7 × 105 g expressed Q4: When assessing the risk of an air Q7: The quantity 0.0000064 g expressed in scientific Q11: Ozone is considered an air pollutant in Q11: What two factors are considered when determining Q12: Air is a(n) Q13: Which substance is not considered to be Q16: All of these pollutants can be detected
A)element.
B)compound.
C)mixture.
D)pure substance.
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