Problem: Calculate the number of moles in each of the following masses.(a) 64.1 g of aluminum(b) 28.1 g of silicon(c) 0.255 g of sulfur(d) 850.5 g of zinc

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We’re being asked to calculate the number of moles in each of the following masses.


Convert the mass to moles using molar mass.

mass (molar mass) → moles

**molar mass from the periodic table


(a) 64.1 g of aluminum

molar mass aluminum (Al) = 26.98 g/mol

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Problem Details

Calculate the number of moles in each of the following masses.

(a) 64.1 g of aluminum

(b) 28.1 g of silicon

(c) 0.255 g of sulfur

(d) 850.5 g of zinc

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