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Benzoic acid is a monoprotic weak acid with Ka= 6.30 x 10 to the 5 negative. What is the pH of a solution of benzoic acid that is .559M in benzoic acid and has a2.25 X 10 to the 2 negative added?
A pure silver ring contains 2.80 x 10^22 silver atoms. How many silver atoms does it contain. Please show your steps and solutions.
What property of the atom did Moseley associate with the wavelength of X-rays emitted from an element in his experiments?
To prepare 5.0 L of a 3.50 M solution of Potassium Hydroxide (KOH), how many grams of Potassium Hydroxide must be used?
assuming the end units will be Molarity as well. 13.1mL of AgNo3 solution are reacted with excess Na2CO3 solution to form AgCO3 precipitate. If 5.62mg of Ag2CO3 are formed, what was the original concentration
when 31 g of phosphorus reacts with oxygen gas 71 g of an oxide of phosphorus is the product. what mass of oxygen gas
A nuclear reaction involves the hypothetical element X, which has an atomic number of 166, as a reactant. The 360X nuclide reacts with 5 neutrons yielding a nuclide of element Y along with, altogether, 2 beta particles, 5 neutrons, 3 alpha particl..
K for the system A(g) + B(g) 2C (g) is 4.0. In how many of the following experiments will equilibrium be realized through a net reaction forming C from A and B
What is the value of the equilibrium constant for the cell reaction below at 25°C? E°cell = 0.30 V
The vapor pressure of ethanol at 34.7 degrees Celsius is 100mmgh, and the heat of vaporization of ehanol is 38.6 kj/ mol. What is the vapor pressure of ethanol in mm Hg at 65.0 degree celcius
Write the equation for the reduction half-reaction. If the potential of the silverIsilver ion electrode (E AgIAg+) is taken to be 0.000 V, what is the value of the potential for the oxidation reaction?
If the standard deviation of your pipet is 0.018 mL, what is the chloride concentration ppt (W/V) of you sample?
Which of the following isomeric chlorides will undergo Sn2 substitution most readily? Why? a. 4-chloro-1-butene b. 1-chloro-1butene (cis or trans) c. 1-chloro-2-butene (cis or trans) d. 2-chloro-1-butene
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