How whould you prepare a liter of carbonate buffer
How whould you prepare a liter of carbonate buffer at a PH of 10.10, you are provided with carbonic acid, sodium hydrogen carbonate and sodium carbonate?
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What is the magnitude of the average net force that acts on the box during the collision?
25 g of HI is injected into a 4 L vessel that contains 20 g ofI2. When the system comes to equilibrium at 400 degreesC, what will be the total pressure inside the reaction vessel?Kc=0.0156 at 400 degrees C.
A saturated solution of strontium hydroxide is prepared andthe excess solid strontium hydroxide is allowed to settle. A25.0-mL aliquot of the saturated solution is withdrawn andtransferred to an Erlenmeyer flask, and two drops of methyl orangeindi
A large boulder is ejected vertically upward from a volcano with an initial speed of 40.7 m/s. Air resistance may be ignored. What is the magnitude of the acceleration while the boulder is moving?
A wire 3.00 m long and 0.450 mm2 in cross-sectional area has a resistance of 39 at 20°C. If its resistance increases to 39.3 at 28.0°C, what is the temperature coefficient of resistivity?
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The input conditions are 10C and 379 kPa. What are the corresponding changes in internal energy and enthalpy per kilogram of water supplied?
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