Plz check this ..i m not getting correct answer .. col x i3 6ox123 zxn ok a a 513 s 13 o x 2ox2-o x -42-1s 2-43 xt4. st el2x

check it and try to understand what's given or what to calculate

everything you've solved is correct but last step is missing. it is concptual question.

see shweta...i think you are confused in spacing...so due to this you cant use direct density formula

check it

after that you find avogadro constant

shweta you know LiF has cubic structure so from given data you see mol. wt of LiF is calculated and density is given ...so by formula volume=mol. wt/density,, you can find here vo...

ok sir

hope this will help you 🙏

check it

ans is wrong check the solution provided by me