Oxygen was produced and collected over water at 22 °C and a pressure of 754 mmHg from the following reaction: 2KCIO3 (5) + 2KCI +302 (g) (s) If 532 mL of gas was collected and the vapor pressure of water at 22 °C is 21 mmHg. Calculate the mass of KCIO3 decomposed. [Molar mass of: O2 32.0 g ; KCI = 74.5 g ; KCIO3 = 122.6 g] R = 0.0821 L.atm/K.mole O 1.13 g O I need more information O 1.06 g O 1.01 g O 1.73 g

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Introduction and Basic Calculations in Multiphase Systems

Chemical calculations involve material and energy balance calculations which enable engineers to calculate material and energy requirements in various chemical processes. In addition to this, chemical calculations help to study the behavior and properties of gases, liquids, and their mixtures.