15-01-2019
Chemistry

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Use the periodic table to answer the following questions: Atoms of which element contain 25 protons? magnesium (Mg) aluminum (Al) tin (Sn) manganese (Mn) Which element has an atomic number of 16? oxygen (O) sulfur (S) germanium (Ge)

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15-01-2019

no. of protons = atomic no.

atom w/ 25 protons is manganese Mn

element w/ atomic no. 16 is sulfur S

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