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.Management Sciences
A. 3 – 7 days
B. 2 -3 days
C. 3 – 7 years
D. 2 – 3 years
Related Mcqs:
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- A. H2SO4 B. HNO3 C. both A and B D. none...
- Which of the following is not a secondary pollutant_________________?
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- Major cause of SO2 on global scale is__________________?
- A. volcanoes B. electric sparks C. combustion D. all...
- The yellow colour in photochemical smog is due to presence of__________________?
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