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Not visible as a gas
Very pale blue as a liquid
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Such properties of oxygen as its appearance and freezing point are determined by?
Oxygen is a chemical element. Such properties of oxygen as its appearance and freezing point are determined by the arrangement of electrons in shells around the nucleus.
The appearance of what element on earth allowed life to flourish?
Oxygen
Scientists believe that earth's early atmosphere changes in composition as a result of?
the appearance of oxygen-producing organisms
What factor caused the appearance of oxygen?
This is generally believed to be due to the appearance of life on earth in the form of stromatolites, a type of cyanobacteria (blue-green algae). These converted carbon dioxide to oxygen by the process of photosynthesis.
What is the appearance of fault?
The appearance of a fault is -----------------------------------------------------------------------------------?
What is the appearance of the Oxygen Family?
Clear
Such properties of oxygen as its appearance and freezing point are determined by?
Oxygen is a chemical element. Such properties of oxygen as its appearance and freezing point are determined by the arrangement of electrons in shells around the nucleus.
The appearance of what element on earth allowed life to flourish?
Oxygen
Why the appearance and mass of sodium changes when it reacts with oxygen?
it will burn up
Is there a picture of what a bad oxygen sensor looks like compared to a good oxygen sensor?
The outward appearance of a defective oxygen sensor is no different than the appearance of a brand new one. The components that fail are internal and cannot be repaired ... direct replacement is the only fix.
What is an abnormal appearance of blueness caused by lack of oxygen?
It's called cyanosis
What is principally responsible for the carriage of oxygen in the blood and what effect does the reaction with oxygen have on its appearance?
Haemoglobin! Carriage of oxygen by red blood cells. Appearence of oxygenated blood-bright red.
What evidence points to the date of the appearance of the first oxygen-producing organisms?
iron oxides in rock
Scientists hypothesize that oxygen begin to accumulate in earth's atmosphere after the appearance of living with the ability to?
Photosynthesize.
What does appearance of a blue or pink color in thioglycolate tube mean?
To indicate a presence of free residual oxygen.
Scientists believe that earth's early atmosphere changes in composition as a result of?
the appearance of oxygen-producing organisms
Does nicotine compete with oxygen?
Yes. Nicotine restricts blood vessels, therefore it prevents oxygen and other nutrients from getting to the skin. Smokers tend to have pale and unhealthy skin appearance.
