ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:55Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²ω = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 3 ; 2 6 | = 24
17K
det| 11 9 ; 0 12 | = 132
310K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
AgNO₃ + NaCl → AgCl↓ + NaNO₃
264K
2H₂ + O₂ → 2H₂O
det| 7 4 ; 4 8 | = 40
68K
∫₀^∞ e^(-x²) dx = √π / 2
39K
10r² + 7r + 5 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃