Odpowiedź:
a)
N2 = 2*14u = 28u
b)
Na2O = 23u*2+16u = 62u
c)
Mg(OH)2 = 24u+2*16u+2*1u = 24u+32u+2u = 58u
d)
Al2(SO4)3 = 2*27u+3*32u+12*16u= 54u+96u+192u = 342u
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Odpowiedź:
a)
N2 = 2*14u = 28u
b)
Na2O = 23u*2+16u = 62u
c)
Mg(OH)2 = 24u+2*16u+2*1u = 24u+32u+2u = 58u
d)
Al2(SO4)3 = 2*27u+3*32u+12*16u= 54u+96u+192u = 342u
Wyjaśnienie: