ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:06Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
302K
∇²ω = 0
det| 10 4 ; 1 11 | = 106
125K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 1 ; 7 8 | = 49
17K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 11 9 ; 0 12 | = 132
264K
2H₂ + O₂ → 2H₂O
10r² + 7r + 5 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃