ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 23:44Z
det| 6 7 ; 2 7 | = 28
\binom{n}{k} = \frac{n!}{k!(n-k)!}
302K
d/dz [z^9] = 9z^8
\lim_{y\to 0} \frac{\sin y}{y} = 1
125K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
310K
CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
311K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
∑_{k=1}^{n} k = n(n+1)/2
68K