Water Existed in the Universe Billions of Years Earlier Than Thought, Astronomers Say
Water was present just a couple hundred million years after the Big Bang, according to a new study, shaking up the timeline ...
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Water first formed billions of years earlier than previously thought – study
Only very simple nuclei survived the Big Bang – hydrogen, helium, lithium and trace amounts of barium and boron ... The study ...
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Barium, Ba
Barium is a metal in group IIA of the periodic table with atomic number 56, an atomic weight of 137.34, and a density of 3.5 Mg/m 3. Its melting point is 714 C, and it boils at 1640 C. The electronic ...