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Which of these is NOT a noble gas argon hydrogen helium neon?
Hydrogen is not a noble gas.
What element is the lightest gas?
Hydrogen is the lightest gas.
How do you write the formulae for hydrogen gas oxygen gas?
Hydrogen gas is H2. Oxygen gas is O2.
What substance would be in the test tube if the gas was hydroegn?
If the gas in the test tube is hydrogen, the substance inside would be hydrogen gas since the gas in the tube is hydrogen itself.
How many hydrogen atoms are in 45.0 grams of hydrogen gas?
45,0 grams of hydrogen gas have 135,5.10e23 atoms.
What is the taste of hydrogen gas?
Hydrogen gas has no taste, colour or smell.
What is the color of hydrogen chloride gas?
Hydrogen chloride gas is colorless.
What is colour of hydrogen sulphide?
colourless gas
What is the colour of hydrogen bromide?
Hydrogen bromide is a colorless gas at room temperature.
What colour is the gas when you mix magnesium and hydrochloric acid?
The resulting hydrogen gas is colorless.
What gas is in space?
It is almost all hydrogen.
What gas glows with a white colour?
Tritium--a radioactive isotope of hydrogen
What gas is in space dust?
It is mostly hydrogen and helium.
Does hydrogen gas occupies space?
Yes, the sun.
What is hydrogen color at room temperature?
its a colourless gas, and as such is transparent. I.e., no colour
What gas smells and is green yellow?
hydrogen If the person posting the question is looking for a gas that is an element perhaps the answer they are looking for is Chlorine [Not that Hydrogen is not an element but I do not recall it having colour]
What is the colour of hydrogen at room temp?
At normal room temeratures and pressures, hydrogen is a colorless, odorless, tasteless, non-toxic, nonmetallic, highly combustible gas.
