Seudónimo
Seudónimo
13-05-2021
Chemistry
contestada
what is the percentage of oxygen in air
ASAP...
Respuesta :
Аноним
Аноним
13-05-2021
Explanation:
21 % of oxygen is present in air .
hope it is helpful to you
Answer Link
VER TODAS LAS RESPUESTAS ( 84+ )
Otras preguntas
What structure prevented the red onion cell from swelling up and bursting when they were placed in water? A. vacuole B. cell wall C. Nucleus D. cell membrane
Dilations, I hate math
Select all of the Earth Systems that contain carbon. Oa Atmosphere Ob Geosphere Oc Biosphere Od Hydrosphere
PLEASE HELP ASAP!!! Tom and Jerry decide they want to see if they can throw a ball back and forth to each other from their 3rd story bedroom window. Tom throws
How does light affect the colors we see? (if you can, make me a mini light WebQuest about that question. you can add facts, pictures and more. )
* Canada is considered a mosaic.
Which obstacle was faced by the establishment of the Cumberland Settlements? A. The Continental Congress forbade settlers from moving west of the Appalachian Mo
how can you ensure that your argument is credible? A. By attacking your opponent B. By appealing to emotions C. By using only facts and evidence D. By avoiding
HELP PLEASE!!! A flower bed is in the shape of a triangle, with a base of 11 feet and a height of 7 feet. What is the area of the flower bed? 38.5 square feet
Stephanie is making a scale model of a room that is 14.5 feet long. She is using the scale 1 inch= 2.5 feet. How long is Stephanie's model?
