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What is the pH of a buffer if this buffer solution contains 0.12 mol of CH3CH2COOH and 0.10 mol of C3H5NaO2 in 1.50 Litres.?

suppose you are performing the calibration step you begin with water of 50 grams at the temperature of 20 degree celsisu and 50 g of water at eighty degree Celsius temperature. After adding the two portions of water into your calorimeter the temperature of the mixed portions of water to be 45 oC. determine the heat capacity of the calorimeter?

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