Calculate the ph of a 0070 m sodium acetate ch3coona and
calculate the ph of a 0.070 M sodium acetate CH3COONa and 0.020M acetic acid CH3COOH buffer The ka is 1.7x10^-5
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A singly charged ion of unknown mass moves in a circle of radius 14.5 cm in a magnetic field of 7.4 T, What is the mass of the ion
During a lab experiment, we were to determine the relative level of saturation by adding, drop by drop, a solution of bromine in cyclohexane to oil and a fat, individually. However, the color that is supposed to be retained due to unreacted bromin
What steps did Samuel Adams and Thomas Hutchinson took toward becoming individuals and which steps ultimately made them such important historical figures?
A person stands on a bathroom scale in a motionless elevator. When the elevator begins to move, the scale briefly reads only 0.82 of the person's regular weight, Find the direction of the acceleration
During the period between 1800 and 1914 in what ways were the intellectual and cultural developments in the western world related to the econimic, social and political developments?
A parallel plate capacitor has a charge on one plate of q = 1.3E-06 C. Each square plate is d1 = 2.2 cm wide and the plates of the capacitor are separated by d2 = 0.65 mm, What is the voltage between the plates
How many grams of carbon dioxide (CO2) can form when a mixture of 4.95 g of ethylene (C2H4) and 3.25 g of oxygen is ignited. Assume complete combustion to CO2 and H2O.
What is the volume of a container that contains 12.4g of a substance having a density of 0.898g/cm3
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How is it rational for the owner of a factory or plantation to work his laborers to death or disability when they can easily be replaced cheaply?
When people get involved in community and social change but do not hold official political positions, which of the terms best describes what they are part of
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