ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 23:02Z
det| 6 7 ; 2 7 | = 28
\binom{n}{k} = \frac{n!}{k!(n-k)!}
312K
d/dz [z^9] = 9z^8
CH₄ + 2O₂ → CO₂ + 2H₂O
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
310K
CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
311K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
264K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
det| 7 4 ; 4 8 | = 40
68K
det| 6 6 ; 3 7 | = 24
39K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
6K