Biology, 01.07.2020 15:01 shayhiddinovxasan93

In the modern periodic table, find the element named lead (Pb). How many protons do atoms of lead have? To which class of elements does lead belong?

In the modern periodic table, find the element named lead (Pb). How many protons do atoms of lead h

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In the modern periodic table, find the element named lead (Pb). How many protons do atoms of lead ha...

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