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Oxygen, the plants take in carbon dioxide and release oxygen. This process is called Photosynthesis.
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∙ 13y ago
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Is hydrogen gas green?
NO!!! Hydrogen gas is odourless, invisible, tasteless and explosive if mixed with oxygen. As GREEN gas is Chlorine, which as a pungent odour and is poisonous.
Is helium an odourless gas?
yes. helium is an odourless gas.
Why is a smell added to a natural gas?
Smell is added to natural Gas because it is odourless, tasteless and invisible. Mercapton is added to natural gas so the user is aware when it is present. ie when you have a gas leak.
Is argon a colourless and odourless gas?
Yes. argon is a colourless, odourless, noble gas.
Facts about carbon dioxide?
1. Makes lime water cloudy 2. Couldn't live without it ( plants breath it in) 3. Produced by all animals 4. It's a greenhouse gas 5. It is odourless, colourless and tasteless.
Colourless odourless gas?
air
Is argon a metal?
no it is an odourless gas
Does helium have a oder?
Helium is odourless gas
What is the smell of Xenon?
Xenon is an odourless gas.
What is a description for argon?
Argon is a noble gas.
Is argon a coloured gas?
No. Argon is a colourless odourless noble gas.
What is the waste gas produced by plants as they respire?
The waste gas produced by plants as they respire is oxygen. This is why plants are very important to the earth. Without plants, there probably would not be enough oxygen in the air for all to breathe.
