Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-20 06:00Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\frac{2}{9} \sum_{i=1}^{n} i^{2}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
248K
ΔS ≥ 0
det| 6 4 ; 4 7 | = 26
170K
5θ² + 8θ + 5 = 0
det| 2 7 ; 7 3 | = -43
244K
\oint_C \vec{F}\cdot d\vec{r} = 0
105K
det| 2 9 ; 1 3 | = -3
det| 9 4 ; 1 10 | = 86
138K
∑_{k=1}^{n} k = n(n+1)/2
354K