Someone pls help me I will make you brain
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Chemistry, 22.06.2019 06:00, citlalli30
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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Chemistry, 22.06.2019 08:30, breannaking9734
Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains
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Chemistry, 22.06.2019 09:20, pandaman632
What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?
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