How many moles of lithium are there in 56 grams of lithium?

1 Answer
Jul 17, 2017

Approx. #8*mol#.....

Explanation:

To get the number of moles of stuff we solve the quotient.......

#"Number of moles"# #=# #"Mass of stuff"/"Molar mass of stuff"#,

and thus..................................

#"Moles of lithium"=(56*g)/(6.941*g*mol^-1)=??*mol.#