Seudónimo Seudónimo
  • 30-04-2022
  • Chemistry
contestada

What is the percentage of oxygen in air?

Respuesta :

helahqaderi1234
helahqaderi1234 helahqaderi1234
  • 30-04-2022
21% becuase air is mostly gas.

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 does it mean if the moon is waxing and waning
What is the y-intercept of the line?
In paragraph 2, Truth illustrates her different strengths as a woman. Which of these does she not use to prove her point? A. She bore thirteen children a
Density of 0.740 g/ml. if you have 328 grams volume in milliliters?
Why is the h2 molecule more stable than two separate hydrogen atoms?
Find the number to sides of a regular polygon if the sum of the interior angles are 7560
I need help with this :(((
Based on the scale how much longer in centimeters was the time before the phanerozoic eon compared to the rest of the scale
Which of these statements is true about you and your classmates?
Collaborative devices are applications that allow users to work together even when they are in different locations. a. True b. False