Chemistry

What is the fifth most abundant element in the universe after hydrogen, helium, oxygen and carbon?

More Questions from Chemistry
What allotrope of oxygen helps protect the biosphere from solar ultraviolet radiation?
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What is the splitting of atomic nuclei called?
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What type of fuel do semi-trailer trucks generally use?
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What symbol appears on the periodic table for the element with the atomic number 14?
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What do cooks use to tell when meat is done?
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What number is also the same as proton number and the number of electrons of a neutral atom?
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What element has an atomic number of 40?
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Silver chloride and silver nitrate are both chemicals that darken with exposure to what?
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