How moles of silicon in a #10*g# mass of same?

1 Answer
anor277
May 3, 2017

I take it you want the #"number of moles"# of element in a #10*g# mass....

Explanation:

#"Moles of stuff"="Mass"/"Molar Mass"#

And for this problem,

#"Moles of silicon"=(10*g)/(32.1*g*mol^-1)=??*mol??#

From where did I get the molar mass of silicon?

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