B
How many atoms are in Water
Can you make Nitrogen from hydrogen?
no
What is the molecule O2?
Oxygen
What are the receptors that detect odors called?
Olfactory Receptors
How can we tell smells apart?
We recognize the molecule.
How many atoms are in a hydrogen atom
Trick question, its 1
Can you make 2 nitrogen's by splitting 1?
No
Matter can not be created or destroyed. Where does wood go when we light it then?
Ashes or gas
How do we smell things far away?
Simple, it blows to our noses
What molecules are in water?
Hydrogen and oxygen
How many atoms are in a carbon dioxide molecule?
What is the Molecule for carbon monoxide
CO
In an open system, will the mass ever change?
Yes
How many smells can we smell?
Around 1 trillion
What molecules are in nitrogen?
Nirogen