jaylincayaditto4
jaylincayaditto4 jaylincayaditto4
  • 13-05-2022
  • Physics
contestada

lookup the composition for air. what is the percentage of nitrogen and oxygen present in the air we breathe​

Respuesta :

jadnessofficial
jadnessofficial jadnessofficial
  • 13-05-2022

78 percent nitrogen and 21 percent oxygen

Answer Link

Otras preguntas

The Bantu people spread which of these throughout central Africa from the 1000s BCE to the 500s CE? A) Christianity and fishing B) Islam and the gold tra
The pigmented portion of the eye that has a rounded opening through which light passes is the ________.
Every week, Mr. Kirkson uses 316 gallon of water to water every 13 square foot of his garden. How many gallons of water does Mr. Kirkson use per square foot to
Which one of the following political interest groups falls into the organized labor category? A. National Rifle Association B. National Broadcasting
You might deliver a persuasive speech in order to _____.
a sample of a substance containing only magnesium and chlorine was tested in the lab and was found to be composed of 74.5% chlorine by mass. If the total mass o
How do I solve this
To practice problem-solving strategy 9.1 a strategy for conservation of momentum problems. an 80-kg quarterback jumps straight up in the air right before throwi
Which theme does mark Anthony’s speech emphasize when he finds Brutus’ body
The use of ________ is generally more effective than ______ at holding our attention.