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6. Which of the following is a mixture?(a) Carbon dioxide (b) Sulphur(c) Nitrogen(d) Air |
Answer» <p>the correct answer isd) Air</p> <p>Air is a mixture of different gases including nitrogen, oxygen etc.</p> <p>Air is a mixture it is correct </p> <p>Option d is correct Air is mixture of various gases and nanoparticles</p> | |