In a volume of air near the earth's surface, ____ occupies 78 percent and ____ nearly 21 percent.

Question

নিচের অপশন গুলা দেখুন

• Nitrogen, oxygen
• Hydrogen, oxygen
• Nitrogen, water vapor
• Oxygen, hydrogen

Answer 1

সঠিক উত্তর হচ্ছে: Nitrogen, oxygen

ব্যাখ্যা:

In a volume of air near the earth's surface, nitrogen occupies 78 percent and oxygen nearly 21 percent.