sergiogaelito sergiogaelito
  • 03-11-2020
  • Social Studies
contestada

How much oxygen, in percentage, is there in the air we breathe. *

Respuesta :

davidstephenkargbo20
davidstephenkargbo20 davidstephenkargbo20
  • 15-10-2021

Explanation:

There is a 21 percent of oxygen

Answer Link

Otras preguntas

mr. Fields ordered 3 tons of gravel for driveway at a factory how many pounds of gravel did he order
the simplest particles of iron are
What impact did the New Deal have on arts and letters in the 1930's?
A piece of rope is 70 inches long is to be cut into 2 pieces How long will each piece be if one piece is cut four times longer than the other piece? Work please
Which sentence has a correctly placed participial phrase? A. The grocery store clerk, reserved for items on sale, placed dented cans on a shelf. B. The grocery
22. If a tRNA anticodon is CAA what is its corresponding mRNA codon? For the genetic code which amino acid does this codon codify?
Submerged basaltic volcanoes that are higher than 1 km are called A. guyots. B. hydrothermal vents. C. seamounts. D. abyssal plains.
DNA is made of chains of four smaller molecules called: Select one: a. DNAblers b. life blocks c. nucleotides d. mitochondrial bases
What distance would Mario travel if he drove for 4 3/4 hours at 70 miles per hour? Assume that a steady speed was maintained.
A segment of a circle has a 120 arc and a chord of 8in. Find the area of the segment.