Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:22Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 4 7 ; 0 5 | = 20
Fe₂O₃ + 3CO → 2Fe + 3CO₂
90K
det| 12 9 ; 5 13 | = 111
438K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 6 ; 2 6 | = 18
211K
det| 7 8 ; 4 8 | = 24
69K
det| 7 4 ; 4 8 | = 40
144K