ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 23:55Z
det| 6 7 ; 2 7 | = 28
\binom{n}{k} = \frac{n!}{k!(n-k)!}
302K
d/dz [z^9] = 9z^8
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
17K
CH₄ + 2O₂ → CO₂ + 2H₂O
310K
CaCO₃ → CaO + CO₂
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
7z² + 4z + 5 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
364K