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Solubility of Mg(OH)2 in water is 9.0z10^-4 g/100mL. What volume of .006 M HNO3 is required to neutralize1.0L of saturated Mg(OH)2 solution
A 19.0 kg piece of zinc at 67 degrees Celsius is placed in a container of water. The water has a mass of 23 kg and has a temperature of 9.4 degrees Celsius before the zinc is added. What is the final temperature of the water and zinc?
What is the ratio of HCO3- to H2CO3 in an exhausted marathon runner whose blood pH is 7.1? Note: There is no need to consider the Ka2, use only the Ka1.
If a space probe weights 39,200 N on the surface of earth, what will be the mass of the probe on the surface of mars.
Draw the major monoalkylation product(s) you would expect to obtain from reaction of benzoic acid with chloromethane and AlCl3. If there is more than one product draw all in the same window.
The two salts NaHPO4 and Na2HPO4 are used to make a buffer. Which one is the acid and which one is the base
Calculate a lattice energy for (in kilojoules per mole) using the following information.
In which solution (acidic, basic, neutral water, or doesn't matter) is potassium bromide most soluble
In acid-base equilibria, the strength of acids and bases are reflected by their Ka's and Kb's, respectively. Explain, using examples while Ksp cannot directly reflect the solubility of the ionic compound.
Portable heater transfers 255 W to 5.5 L water, where 1 W = 1J/s. How many minutes will it take for the heater to heat 5.5 L water from 25 degrees C to 42 degrees C? Assume water has density of 1.0 g/mL
The compound X2Y is only partially dissociated in water solution to form X and Y2- ions. A 0.0100 m solution is found to freeze at -0.040°C. Calculate the apparent percent dissociation of X2Y. Kf for water = 1.86°C/m.
Cobalt Chloride in varying concentrations Spectrophotometer set to a Wavelength = 510 nm % Transmission = experiment #1 = 31.62, experiment #2 = 89.13 and experiment #3 = 98.86
An insulated piston is compressing a perfect gas, suddenly the piston stops compressing the gas since there is no heat exchange to external environment, will the piston compress, expand, or stay the same and why?
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