Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 18:54Z
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
193K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
322K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
235K
λ = h/p
∑_{k=1}^{n} k = n(n+1)/2
362K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 10 5 ; 4 11 | = 90
179K
det| 5 1 ; 4 6 | = 26
det| 7 4 ; 4 8 | = 40
442K
∫₀^∞ e^(-ψ²) dψ = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
41K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O