Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 14:51Z
∑_{k=1}^{n} k = n(n+1)/2
det| 9 9 ; 5 10 | = 45
52K
det| 12 5 ; 4 13 | = 136
det| 9 4 ; 1 10 | = 86
91K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
100K
det| 2 7 ; 7 3 | = -43
50K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
137K
det| 7 7 ; 4 8 | = 28
197K