ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-18 23:12Z
d/dr [r^8] = 8r^7
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
257K
2β² + 4β + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
159K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 7 4 ; 4 8 | = 40
442K
det| 11 3 ; 0 12 | = 132
det| 4 6 ; 0 5 | = 20
231K
∫₀^∞ e^(-θ²) dθ = √π / 2
193K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
\frac{11}{6} \sum_{i=1}^{n} i^{2}
202K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂