ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:11Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 4 ; 1 10 | = 86
312K
∇²ω = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
\lim_{t\to 0} \frac{\sin t}{t} = 1
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det| 7 1 ; 7 8 | = 49
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∫₀^∞ e^(-t²) dt = √π / 2
39K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
364K