Question

what mass (in mg) does 2.63 moles of nickel have?

Answer 1

\[moles = \frac{ mass }{ molar mass }\]

Answer 2

molar mass of Ni is 58.69gmol^-1
\[mass = moles * molar mass \]
\[mass = 2.63 mol * 58.69gmol ^{-1}\]

Answer 3

mass= 154.3547g