chemistry

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Calculate the mass, in kg, of each sample.9.62×1026 cadmium atoms.
-5.72×1027 nickel atoms.
-9.14×1027 manganese atoms.
-9.02×1029 lithium atoms.

• chemistry -

divide each by avag number to get moles.

then, find molemass of each from periodic table, and multiply.

• chemistry -

can you do one example , i am very confused

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