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Describe hydrogen's atomic structure and its molecular structure.
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An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have
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A50.0 ml sample of gas at 20.0 atm of pressure is compressed to 40.0 atm of pressure at constant temperature. what is the new volume? 0.0100 ml 0.325 ml 25.0 ml 100. ml
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How does climate change cause the ocean's thermohaline current to slow down?
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Describe hydrogen's atomic structure and its molecular structure....
Mathematics, 06.08.2019 19:30