ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 02:26Z
4α² + 9α + 0 = 0
∫₀^∞ e^(-y²) dy = √π / 2
det| 1 9 ; 6 2 | = -52
det| 1 4 ; 2 2 | = -6
310K
∑_{k=1}^{n} k = n(n+1)/2
E = mc²
Fe₂O₃ + 3CO → 2Fe + 3CO₂
68K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
39K
7x² + 9x + 3 = 0