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These are the essential elements for the building blocks of life (DNA).
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Which of these are chemical compounds O2 H2O CO2 N2?
co2 and h2o
Of the four gases CO2 H2O N2 and O2 which are greenhouse gases?
CO2 and H2O
What elements are all diatomic?
H2, N2, O2, F2, Cl2, Br2, and I2 are all diatomic elements.
The earths atmosphere is dominated by which two gases?
Nitrogen (N2) - 78% Oxygen (O2) - 21%
Balance H2 plus N2 equals NH3?
Four ammonia plus five oxygen molecules yields 4 nitrous oxide plus six water.
What are the 5 common chemicals are shared by all living things?
H2O, CO2, N2, O2, C6H11O6 H2O, CO2, N2, O2, C6H11O6
Common element in nucleic acids and protein structure?
n2, o2, co2 and hidrogen
What gas particle travels the fastest H2 O2 Ne N2 or CO?
H2
Which are the gases in the periodic table?
H2.He,Kr,Ne,Ar,Xe,Rd,O2,N2,NO,NO2,N2O,CO2,SO2,H2S,SO3
What nonpolar gases contain polar bonds H2 He O2 N2 or CO2?
CO2 has ploar carbon-oxygen bond, but the molecule is non-polar as the dipole moment cancel off.
Examples of nonpolar molecule?
The most common examples of totally nonpolar molecules are the elements with diatomic molecules, such as N2, O2, F2, etc.
What is a compound for air?
o2 + N2 + CO2
What substance is an example of an elemental molecule?
Any of the diatomic molecules like H2 gas, O2 gas, N2 gas, etc.
Which of these are chemical compounds O2 H2O CO2 N2?
co2 and h2o
What are diatomic molecule?
O2,N2,H2,F2,Cl2,Li2,Na2
Of the four gases CO2 H2O N2 and O2 which are greenhouse gases?
CO2 and H2O
What is the gas element at room temperature?
Hydrogen (H2), oxygen (O2), nitrogen (N2), helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), radon (Ra). (H2, O2, and N2 are diatomic elements.)
