Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 03:27Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
10y² + 7y + 7 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
131K
CaCO₃ → CaO + CO₂
10y² + 4y + 6 = 0
det| 4 4 ; 5 5 | = 0
344K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
λ = h/p
Fe₂O₃ + 3CO → 2Fe + 3CO₂
295K
det| 7 8 ; 2 8 | = 40
\frac{1}{6} \sum_{i=1}^{n} i^{2}