Add to Chrome
✅ The verified answer to this question is available below. Our community-reviewed solutions help you understand the material better.
What is the approximate composition of the dry air by volume in the troposphere?
50% oxygen, 40% nitrogen, and the rest other gases.
10% oxygen, 89% nitrogen, and the rest other gases.
21% oxygen, 78% nitrogen, and the rest other gases.
88% oxygen, 9% nitrogen, and the rest other gases.
Get Unlimited Answers To Exam Questions - Install Crowdly Extension Now!