Question
IF VOLUME OF 1 MOLE OF STRNTIUM CHLORIDE (HAS FLUORITE STR) IS X CM3 & VOL OF UNIT CELL IS Y CM3 D NA CONSTANT IS GIVEN BY
ANS ( X/Y) X4
Joshi sir comment
since 1 unit cell of SrCl2 contains 4 molecules of the same so ratio will be 4X/Y