wxvyandry wxvyandry

20-11-2020
Biology

contestada

Which of the gases have about the same concentration when a person inhales and exhales?
O A. nitrogen and argon
O B. oxygen and nitrogen
C. argon and carbon dioxide
OD. carbon dioxide and oxygen

Respuesta :

20-11-2020

Answer:

Carbon dioxide and OXygen because the air we breathe out contains 16.4% of oxygen and 4.4% of carbon dioxide.

Explanation:

Answer Link

Otras preguntas

Which labor union formed in 1886, with Samuel Gompers as president, to provide trade unions with a national voice? American Federation of Labor American Legion

Which of the following would NOT be considered a "map essential"? A. compass rose B. legend C. capital cities D. scale

Which word in the sentence is the indirect object? The coach of the team offered Frank some good advice. a. team b. coach c. advice d. Frank

T Object]User: If the Earth's magnetic field is overwhelmed by charged ions, which of the following could happen? induced currents in power grids extreme auro

i did my 500 Indianapolis car race in 6.7 hours. To the nearest hundredth, what was the average speed of the car in miles× hr?

Tobacco can damage the immune system of a person with AIDS. a. True b. False

Which of the following climate zones typically is not found in midlatitude regions? a. ice cap b. humid continental c. humid subtropical d. marine west coast

Which infant formula is typically the least expensive? a. ready-to-feed b. canned c. powdered d. concentrated

The Compromise of 1850 did all of the following EXCEPT which one? A. It admitted California as a free state. B. It enacted a tougher fugitive slave law. C. It k

What are the products of burning fuel

ACCESS MORE