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Dobrý deň, poprosím Vás o pomoc s týmito otázkami. Úloha: Znázornite vzájomnú polohu trojuholníka a štvorca v rovine, v ktorej je ich prienikom mnohouholník s najväčším možným počtom vrcholov. …
vypocitajte mnozstvo metanu (m, V) potrebneho aby sa uvolnolo 4010 kJ tepla. CH4 + 2 O2 ➡️ CO2 + 2 H2O
Kolko tepla sa spotrebuje pri rozklade vapenca a. 25 g CaCO3 b. 10 miliónov molekúl CO2 CaCO3➡️ CaO+ CO2 Q= 178 kJ/mol
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