ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:49Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²ω = 0
\lim_{α\to 0} \frac{\sin α}{α} = 1
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{1}{7} \sum_{i=1}^{n} i^{2}
310K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∫₀^∞ e^(-x²) dx = √π / 2
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2H₂ + O₂ → 2H₂O
det| 10 4 ; 1 11 | = 106
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det| 9 4 ; 1 10 | = 86
364K