1.a) CH4, NH3, H2O, MgOb) SiO2, Na2O, SO2, N2O32.a) CuO, SO3, b) H2SO4, H3PO4, c) Na2S, H2SiO33.M P=31g/molm=124gn=m/Mn=124/31n=4Wzór: P4
Pozdrawiam.
Zad 1.a) CH₄ < NH₃ < H₂O < MgOb) SiO₂ < Na₂O < SO₂ < N₂O₃Zad 2.m=80u ... CuO, SO₃, m=98u ... H₂SO₄, H₃PO₄m=78u ... Na₂S, H₂SiO₃Zad 3.M P=31g/mol31g P ----- 1mol
124g P ---- xmoli
x = 4moleCząsteczka: P₄
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1.
a) CH4, NH3, H2O, MgO
b) SiO2, Na2O, SO2, N2O3
2.
a) CuO, SO3,
b) H2SO4, H3PO4,
c) Na2S, H2SiO3
3.
M P=31g/mol
m=124g
n=m/M
n=124/31
n=4
Wzór: P4
Pozdrawiam.
Zad 1.
a) CH₄ < NH₃ < H₂O < MgO
b) SiO₂ < Na₂O < SO₂ < N₂O₃
Zad 2.
m=80u ... CuO, SO₃,
m=98u ... H₂SO₄, H₃PO₄
m=78u ... Na₂S, H₂SiO₃
Zad 3.
M P=31g/mol
31g P ----- 1mol
124g P ---- xmoli
x = 4mole
Cząsteczka: P₄