harmoneyyyy harmoneyyyy
  • 14-11-2020
  • Chemistry
contestada

What percentage of the atmosphere is oxygen?

Respuesta :

sukunshrestha
sukunshrestha sukunshrestha
  • 14-11-2020

Answer:

21%

Explanation:

It's a mixture of different gases. The air in Earth's atmosphere is made up of approximately 78 percent nitrogen and 21 percent oxygen.

Answer Link

Otras preguntas

What is the Answer to the 17/20×-12/34
Match the equal dominoes , then write true number sentences
5 1/4 divided by 1 3/8
Phil is riding his bike. He rides 25 miles in 2 hours, 37.5 miles in 3 hours, and 50 miles in 4 hours. Find the constant of proportionality and write an equatio
what did Lincoln Steffens expose in the progressive era (1900's)?
what is the definition of merit based civil service exam
How many factors does the number 135 have
how do you write 10.4 as a mixed number in simplest form?
TRANSLATE EACH SENTENCE INTO AN EQUATION. 1. The sum of twice (r) and three times (s) is identical to thirteen. 2.The quotient of (t) and forty is the same as t
Which of the following is not a threat to biodiversity 1. Pollution 2. Deforestation 3. Crop rotation 4. Climate change