Chemistry, 21.09.2019 23:10 DessAnnette2751
An ion has three neutrons, four protons, and a charge of positive one. how many electrons are there in the ion?
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If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?
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When the water vapor cools it condenses select a number that represents his process on the
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One similarity and one difference between an element and a mixture of elements
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Chemistry, 22.06.2019 21:00
Which answer tells the reason the earth’s climate is getting warmer? too many animals are becoming extinct. large glaciers are melting in antarctica. the earth is moving closer to the sun. driving cars gives off gases that trap heat in the atmosphere.
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An ion has three neutrons, four protons, and a charge of positive one. how many electrons are there...
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