Odpowiedzi

2009-09-13T21:28:25+02:00

CO = 12 + 16 = 28u
CO2 = 12 + 2 * 16 = 44u
Al2O3 = 2 * 27 + 3 * 16 = 102u
NaOH = 23 + 16 + 1 = 40u
Al(OH)3 = 27 + 3 * (1 + 16) = 78u
H2SO4 = 2 * 1 + 32 + 4 * 16 = 98u

Na2O = 2 * 23 + 16 = 62
SO3 = 32 + 3 * 16 = 80
H3PO4 = 3 * 1 + 31 + 4 * 16 = 98
CuSO4 = 64 + 32 + 4 * 16 = 160
Fe(OH)3 = 56 + 3 * (1 + 16) = 107
C2H6O = 2 * 12 + 6 * 1 + 16 = 46

Na2O = 23 *2 + 16 = 62
Ba(OH)2 = 137 + 2 * (1 + 16) = 171
N2 = 2 * 14 = 28
Fe2S3 = 2 * 56 + 3 * 32 = 208
H2CO3 = 2 * 1 + 12 + 3 * 16 = 62
C6H12O6 = 6 * 12 + 12 * 1 + 6 * 16 = 180

13 4 13
2009-09-13T21:35:38+02:00
CO
12u + 16u = 28u

CO2
12u + 16u*2 = 44u

Al2O3
27u *2 + 16u*3 = 102u

NaOH
23u + 16u + 1u = 40u

Al(OH)3
27u + (16u + 1u)*3 = 78u

H2SO4
2u + 32u + 16u*4 = 98u

Na2O
23u*2 + 16u = 68u

SO3
32u + 16u*3 = 80u

H3PO4
3u + 31u + 16u*4 = 98u

CuSO4
64u + 32u + 16u*4 = 160u

Fe(OH)3
56u + (16u + 1u)*3 = 107u

C2H6O
12u*2 + 6u + 16u = 46u

Ba(OH)2
137u + (16u + 1u)*2 = 171u

N2
14u*2 = 28u

Fe2S3
56u*2 + 32u*3 = 208u

H2CO3
2u + 12u + 16u*3 = 62u

C6H12O6
12u*6 + 12u + 16u*6 = 180u

4 4 4
2009-09-13T23:16:11+02:00
CO
12u + 16u = 28u
CO₂
12u + 16u×2 = 44u
Al₂O₃
27u×2 + 16u×3 = 102u
NaOH
23u + 16u + 1u = 40u
Al(OH)₃
27u + (16u + 1u)×3 = 78u
H₂SO₄
2u + 32u + 16u×4 = 98u
Na₂O
23u×2 + 16u = 68u
SO₃
32u + 16u*3 = 80u
H₃PO₄
3u + 31u + 16u*4 = 98u
CuSO₄
64u + 32u + 16u*4 = 160u
Fe(OH)₃
56u + (16u + 1u)*3 = 107u
C₂H₆O
12u*2 + 6u + 16u = 46u
Ba(OH)₂
137u + (16u + 1u)*2 = 171u
N₂
14u*2 = 28u
Fe₂S₃
56u*2 + 32u*3 = 208u
H₂CO₃
2u + 12u + 16u*3 = 62u
C₆H₁₂O₆
12u*6 + 12u + 16u*6 = 180u
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