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Emma Parker——Studied at Columbia University, Lives in New York City. Currently working as a marketing manager for a fashion brand.
Hydrogen is the most abundant element in the universe, accounting for about 75 percent of its normal matter, and was created in the Big Bang. Helium is an element, usually in the form of a gas, that consists of a nucleus of two protons and two neutrons surrounded by two electrons.read more >>+119962023-06-09 10:00:07
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