Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 03:06Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
Fe₂O₃ + 3CO → 2Fe + 3CO₂
269K
10y² + 7y + 7 = 0
CaCO₃ → CaO + CO₂
CH₄ + 2O₂ → CO₂ + 2H₂O
240K
det| 7 4 ; 4 8 | = 40
376K
10y² + 4y + 6 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}