Chemistry
What element forms about 78% of Earth's atmosphere by volume?
More Questions from Chemistry
What compounds that are soluble in water are classed as bases?
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Compounds of what element are used in soaps, fertilizers, explosives, and matches?
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Which type of matter has definite volume but no definite shape?
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What is the molecular geometry of the molecule sulfur hexafluoride?
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What is the fifth most abundant element in the universe after hydrogen, helium, oxygen and carbon?
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