briahnablue08
briahnablue08
03-03-2018
Health
contestada
How do we breath? and what gives us oxygen?
Respuesta :
Mistystar4881
Mistystar4881
03-03-2018
We breathe by drawing air into our lungs through either our nose or mouth.
Oxygen is one of the gases in the air around us, given to us by the air we breathe.
Hope this helps!
Answer Link
VER TODAS LAS RESPUESTAS ( 79+ )
Otras preguntas
Of the following, which is greater than ½ ? a. 2/5 b. 4/7 c. 4/9 d. 5/11 e. 6/13
The isotopes K-37 and K-42 have the same (1) decay mode (2) bright-line spectrum (3) mass number for their atoms (4) total number of neutrons in their atoms
According to Reference Table N, which pair of isotopes spontaneously decays? (1) C-12 and N-14 (3) C-14 and N-14 (2) C-12 and N-16 (4) C-14 and N-16
What is the percent composition by mass of nitrogen in NH4NO3 (gram-formula mass = 80.0 grams/mole)? (1) 17.5% (3) 52.5% (2) 35.0% (4) 60.0%
Given the reaction at equilibrium: N2(g) + 3H2(g) -->2NH3(g) + 91.8 kJ What occurs when the concentration of H2(g) is increased? (1) The rate of the forward
In the ground state, which atom has a completely filled valence electron shell?(1) C (2) V (3) Ne (4)Sb
A circle has a radius of 9 ft. What is the approximate area of the circle? Use 3.14 to approximate pi. Write the answer to the nearest hundredth.
What is a main cause of a virus on a computer
what is the name of the large inland body of water bordered by Iran, Azerbaijan , Russia , Kazakhstan , and Turkmenistan
Factor the expression x to the fourth power plus 6x to the second minus 7 completely
