Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 03:22Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 12 9 ; 5 13 | = 111
269K
10y² + 7y + 7 = 0
det| 2 4 ; 4 3 | = -10
131K
CaCO₃ → CaO + CO₂
det| 10 7 ; 3 11 | = 89
240K
det| 4 4 ; 5 5 | = 0
376K
10y² + 4y + 6 = 0
∑_{k=1}^{n} k = n(n+1)/2
139K
det| 9 4 ; 1 10 | = 86
91K