ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 23:26Z
det| 6 7 ; 2 7 | = 28
d/dz [z^9] = 9z^8
\binom{n}{k} = \frac{n!}{k!(n-k)!}
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 1 2 ; 7 2 | = -12
17K
det| 5 9 ; 7 6 | = -33
310K
CaCO₃ → CaO + CO₂
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
68K
7z² + 4z + 5 = 0
1β² + 8β + 6 = 0
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
AgNO₃ + NaCl → AgCl↓ + NaNO₃