What volumes are required to make buffered solution
You have solutions of 0.200 M HNO2 and 0.200 M KNO2 (Ka for HNO2 = 4.00 * 10-4). A buffer of pH 3.00 is needed.
What volumes of HNO2 and KNO2 are required to make 1 liter of buffered solution?
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Pressure and temperature at the start of compression in a standard diesel cycle are 95 kPa and 300 k. At the end of the heat addition, the pressure is 7.2 MPa and the temperature is 2150 k.
What combination of properties is responsible for the selection of trinitrotoluene as a military explosive
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You have solutions of 0.200 M HNO2 and 0.200 M KNO2 (Ka for HNO2 = 4.00 * 10-4). A buffer of pH 3.00 is needed. What volumes of HNO2 and KNO2 are required to make 1 liter of buffered solution?
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A zero-order reaction has a constant rate of 3.20×10-4 . If after 60.0 seconds the concentration has dropped to 6.50×10-2 , what was the initial concentration?
A balloon is filled to a volume of 8.0 102 mL at a temperature of 34.0°C. The balloon is then cooled at constant pressure to a temperature of 1.00 102 K. What is the final volume of the balloon?
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