Oblicz masę cząsteczkową:
m SO2 =
m HNO3=
m 2H2SO3=
m 4Cl2=
m 5Ba(OH)2=
m 7Pb3(PO4)2=
m 2C2H5OH=
Oblicz masę cząsteczkową:
m SO2 =
m HNO3=
m 2H2SO3=
m 4Cl2=
m 5Ba(OH)2=
m 7Pb3(PO4)2=
m 2C2H5OH=
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mSO₂ = 32u + 32u = 64u
mHNO₃ = 1u + 14u + 48u = 63u
m2H₂SO₃ = 2 · (2u + 32u + 48u) = 164u
m4Cl₂ = 4 · 70u = 280u
m5Ba(OH)₂ = 5 · (137u + 32u + 2u) = 855u
m7Pb₃(PO₄)₂ = 7 · (621u + 62u + 128u) = 5677u
2C₂H₅OH = 24u + 6u + 16u = 46u