Question

Calculate the formula unit mass if Al(NO3)3.(Al=27,N=14,O=16)​

Answer 1

Step-by-step explanation:

EMAIL query ? comment or request a type of GCSE calculation not covered? ... atomic masses are Al = 27 and O = 16; so the relative formula mass RFM or Mr = (2 x 27) + (3 x 16) = 102