ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 19:12Z
d/dr [r^5] = 5r^4
∑_{k=1}^{n} k = n(n+1)/2
302K
2x² + 4x + 1 = 0
2H₂ + O₂ → 2H₂O
det| 11 7 ; 6 12 | = 90
det| 5 6 ; 4 6 | = 6
311K
7ω² + 6ω + 0 = 0
det| 2 7 ; 7 3 | = -43
68K
E = mc²
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O