Hydrogen peroxide decomposes according to the following equation. 2H2O2(l) → 2H2O(l) + O2(g)
Calculate the volume (dm3) of oxygen liberated at S.T.P from 250 cm of a 1.50
mol dm3 hydrogen peroxide solution. Leave your answer in three significant
figures.
182
468
Ответы на вопрос:
1) 2hcl + k2co3 > kcl + hoh + co2(газ) 2) 2hcl + ca(oh)2 > 2hoh + cacl2 (газ не выделяется) 3) na2so3 + h2so4 > na2so4 + hoh + so2(газ) 4) (nh4)2so4 + naoh > na2so4 + 2hoh + 2nh3(газ)
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