a) mCl2=2*35,5u=71 u
b) mCO=12u+16u=28 u
c) mN2O5=2*14u+5*16u=108 u
d) mFe2O3=2*56u+3*16u=160 u
e) mC6H12O6=6*12u+12*1u+6*16u=180 u
f) mAl(OH)3=27u+3*16u+3*1u=78 u
g) mMg3(PO4)2=3*24u+2*31u+8*16u=262 u
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a) mCl2=2*35,5u=71 u
b) mCO=12u+16u=28 u
c) mN2O5=2*14u+5*16u=108 u
d) mFe2O3=2*56u+3*16u=160 u
e) mC6H12O6=6*12u+12*1u+6*16u=180 u
f) mAl(OH)3=27u+3*16u+3*1u=78 u
g) mMg3(PO4)2=3*24u+2*31u+8*16u=262 u