ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-20 00:28Z
PV = nRT
det| 9 4 ; 1 10 | = 86
226K
\lim_{α\to 0} \frac{\sin α}{α} = 1
∑_{k=1}^{n} k = n(n+1)/2
73K
CaCO₃ → CaO + CO₂
Fe₂O₃ + 3CO → 2Fe + 3CO₂
52K
9θ² + 4θ + 2 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
216K
det| 10 1 ; 6 11 | = 104
306K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{11}{6} \sum_{i=1}^{n} i^{2}
317K
∑_{k=1}^{n} k = n(n+1)/2
160K