arilowkz arilowkz

05-05-2020
Chemistry

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the total number of each element is not changed during a chemical reaction

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natiabaysew natiabaysew

05-05-2020

false all element when they are combined eachother thier valance number will change

the combination of oxygen and aluminum gives us Al2O3 see even the numbers are changing thank you if you have a comment you can write

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