Chemistry, 14.07.2021 01:00, jstringe424
La suma de números de masa de 3 isótopos de un elemento es 120 y la suma de sus neutrones es 90.Hallar su número atómico
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This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.
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When an object falls through the air and encounters air resistance its overall speed will be than if it had not encountered air resistance? (one word answer)
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What is the relation between concentration of reactants and the rate of chemical reaction?
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La suma de números de masa de 3 isótopos de un elemento es 120 y la suma de sus neutrones es 90.Hall...
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