Why the steam generated exerts a pressure
A quantity of 54.2 g of the compound is heated in an oven to drive off the water. A certain hydrate has the formula MgSO4 x H2O. If the steam generated exerts a pressure of 24.8 atm in a 2Lcontainer at the 120°C. Calculate x.
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Determine the volume of air calculated by the spirometer in cubic centimeters when a lung-full of air (350 cm 3) is exhaled into a spirometer, advice that measures lung capacity.
Determine the % dissociation and the Ka for trichloracetic acid if the trichloroacetic acid (CCL3COOH) is a corrosive acid used to precipitate proteins and the PH of a 0.050 M solution of it is1.40.
The qualitative analysis scheme contains a vast array of reactions involving the precipitation, formation of oxidation-reduction and the coordination complexes.
How can find out the limiting molar conductivities of NA+ AND OH- Determine the hydrodynamic radius of these ions.
Determine how much energy is required to raise the temperature of a 1000gallon tub of water from 75 degrees Fahrenheit to 100 degrees Fahrenheit?
A piece of magnesium metal weighing the 1.56 g is placed in the 100.0mL of 0.100 M AgNO3 at 25°C. Determine the [Mg2+] and [Ag+] in the solution at equilibrium.
To find the sample size needed for a hypothesis test given: Ho: mu = 10, Ha: mu not equal to 10, sigma is unknown, alpha = 0.05, beta = 0.01, E = (.5)sigma, find the following:
A buffer is a chemical that can be used to make solutions that resist change in pH near the the buffer's pKa upon addition of an acid or a base.
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