Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 19:39Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
Fe₂O₃ + 3CO → 2Fe + 3CO₂
445K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
193K
\lim_{x\to 0} \frac{\sin x}{x} = 1
det| 9 4 ; 1 10 | = 86
322K
∫₀^∞ e^(-α²) dα = √π / 2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 7 ; 4 8 | = 28
179K
∫₀^∞ e^(-φ²) dφ = √π / 2
405K
det| 7 4 ; 1 8 | = 52
λ = h/p
∂r/∂φ = 4r