Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 03:21Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
36K
∑_{k=1}^{n} k = n(n+1)/2
269K
10y² + 7y + 7 = 0
CaCO₃ → CaO + CO₂
det| 9 4 ; 1 10 | = 86
376K
∑_{k=1}^{n} k = n(n+1)/2
344K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
91K