When 2 mol of potassium chlorate crystals decompose
Write down a thermo chemical equation for this reaction. When 2 mol of potassium chlorate crystals decompose to potassium chloride crystals and oxygen gas at constant temperature and pressure, 78.0 kJ of heat is given off.
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When the same quantity of heat has flowed into each block, which block will be warmer? A block of aluminum and a block of iron, both having the same mass, are removed from a freezer and placed outside on a warm day.
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