2. Calculate the heat of the reaction for the following reaction:
Na2O(s) + SO2(g) → Na2SO3(s)
AH = ? kJ/mol
Use heat of formation values. Is this reaction exothermic or endothermic? -390.0kJ/mol

chemical digestion occurs in the stomach were hcl and pepsin forms chyme, the mouth in which salivary amylase breaks down starch to form bolus, and the small intestine specifically the duodenum.

10 years is the answer

hurricanes form when warm, moist air from the ocean surface quickly rises into the atmosphere and forms storm clouds and rain. when the clouds are formed, heat is released which warms the cool air in the upper regions of the atmosphere so that the cycle can continue. which two phases of the water cycle are repeated in this process?

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