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At a certain temperature, Kw = 1 x 10-13. This means that pH + pOH = 13 at this temperature. Given this, what is the pOH of 0.05 M Ba(OH)2 at this temperature?
An unknown compound has a melting point of 121 - 122 °C. Melting point of a mixture of pure benzoic acid and your unknown sample was 116-122 °C. Melting point of a mixture of 2-naphthol and your unknown sample was 110 - 116 °C. What is your unknow..
Suppose Joule encountered the waterfall at Niagara Falls. Calculate the height if the temperature difference between the top and bottom of the waterfall is 0.20° F.
You are the chief environmental officer of an industrial operation of your choosing. Describe your operation, its different components or stages, the materials used and the type of wastes generated.
what is the proper technique to measure the temperature of a liquid in a beaker with a thermometer?
A gas sample has an original volume of 650 ml when collected at 750 mm and 30°C. If a change is made in the gas temperature which causes the volume of the gas sample to become 800 ml at 1.00 atm, what is the new temperature
Detrmine What mass of lithium (in g) is needed to react completely with 57.9 mL of Nitrogen gas at Standard atmospheric conditions?
A fossil fuel containing 84% C, 15% H and 1%S is burned with 20% excess air in a boiler. The stack gases are at 150 C. a) What is the concentration (ppm) of SO3 in the stack if equilibrium is established according to
Under a given set of conditions, benzene C6H6 (b.p. 80°C) has a retention time of 60 seconds using a GC column. Under these same conditions, would you expect the retention time of toluene C7H8
14 grams of water at 298 K are placed in an evacuated steel container whose volume is 10 L. If we assume that the volume of the liquid water may be ignored relative to the volume of the container, answer each of the following question
A sample of oxygen at 65°C under a pressure of 800 torr occupies 425 mL. What volume would it occupy at standard conditions
A scientists places 4.00 moles of Argon, Ar (g) and 2.00 moles of Helium, He (g) into a flask at the temperature of 298 Kelvin and measures the pressure to be 3.00 atm. calculate the pressure due to Helium gas?
Bovine serum albumin (BSA) is a biochemically useful protein. A 0.225 gram sample of bovine serum albumin is dissolved in water to make 0.117 L of solution,
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