Compute the given question
Question- For an alloy that consists of 31.9 wt% Pb and 68.1 wt% Sn.
Part 1- What is the composition of Pb (in at%).
Part 2- What is the composition of Sn (in at%)?
I want help to calculate the composition of Pb in alloy and the atomic weights for Pb and Sn are 207.2 and 118.7 g/mol, respectively.