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When oxygen is not in a compound with some other elements, we don't see it becasue it is a colorless gas at the temperatures and pressures we normally encounter.
You would probably be able to see oxygen in solid or even liquid form, but the environment would be so cold there be a hazard of immediate severe freezing or even death. Seeing oxygen is probably not worth that risk.
What else can I help you with?
you can feel and breath me but you cant see or touch me what am i :hint it keeps you alive?
oxygen ( or air )
Can you buy oxygen?
Yes, oxygen can be purchased in the form of portable oxygen tanks or concentrators for medical or recreational use. However, it is important to use oxygen under the guidance of a healthcare professional, as using it inappropriately can be dangerous.
Why cant you have a conversation on moon?
There is no oxygen.
What is the role of oxygen in the process photosynthesis?
you cant live without oxygen
Can you see pneumonia with the bare eye?
No. You cant see it with your bare eye. I have it and you cant see it.
How can you ensure that you are not in trucker's no zone?
If you cant see his mirrors, then he cant see you.
How can you ensure that you are not in a truckers zone?
If you cant see his mirrors, then he cant see you.
How do you make oxygen gas from chemicals?
you can't oxygen is an element, it cant be made by mixing anything other then oxygen
Why cant you breathe the oxygen in the crust?
the majority of oxygen is found in water therefore you cannot breathe the oxygen in water
How can you ensure that you are not any truckers no zone?
If you cant see his mirrors, then he cant see you.
Why cant burning takes place on the moon?
There is no oxygen on the moon required for combustion
Why is there so much oxygen in the living human body?
because without oxygen you cant breathe.
