Answer to Question #170539 in Organic Chemistry for Ella mae belgica

Question #170539

Silicon dioxide with the chemical formula SiO_2.how many moles of silicon dioxide are there in 25^-3g of silicon dioxide

Expert's answer

Molar mass of SiO₂ = 60.08 g / mol .

Moles of SiO2 =

mass of SiO2 / molar mass of SiO2 ..............

= 25^-3g / 60.08 g / mol.

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