Oxygen and hydrogen, because they are used for water, which is needed for all life as we know it.
The element Q doesn't exist.
yes, it is used in most hair dyes to give the color extra shine
Dubnium. It is a synthetic element that does not exist in the environment. It has no uses whatsoever.
The symbol L for a chemical element doesn't exist.
This element doesn't exist.
Of all the things on which life depends, the thing that almost certainly required for life to exist is water.
It is real in the sense that it did exist, but if you mean is it still around then tragically almost certainly not.
The unique properties of water enable all life to exist. To tamper with any of the properties and/or behaviors of water would almost certainly not support life on this planet.
The unique properties of water enable all life to exist. To tamper with any of the properties and/or behaviors of water would almost certainly not support life on this planet.
Ununoctium exist as an artificial chemical element.
The element Q doesn't exist.
NO! He certainly did exist.
yes, it is used in most hair dyes to give the color extra shine
No they do not exist, and no you certainly shouldn't worry about them.
Certainly. There is a chance that the earth will cease to exist.
Yes.
element