define formula unit mass how is it calculated write the formula unit mass of (NH 4)2 s o4
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the formula unit mass is the sum of of the atomic masses of all the atoms in the given compound.
Atomic masses:
N= 14
H = 1
S = 32
O = 16
Formula unit mass of (NH4)2 SO4 = 2*N + 8* H + S + 4* O
= 2*14+8*1+32+4*16 = 28+ 8+32+64
. =132 u
Atomic masses:
N= 14
H = 1
S = 32
O = 16
Formula unit mass of (NH4)2 SO4 = 2*N + 8* H + S + 4* O
= 2*14+8*1+32+4*16 = 28+ 8+32+64
. =132 u
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