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1. Consider the following insoluble salt: Cd(OH)2. Would doing the following make it more soluble or less soluble in water? Explain your reasoning.
a. Addition of Cd(NO3)2, a soluble salt
b. Addition of HCl, a strong acid
c. Addition of NaOH, a strong base
2. Consider a saturated solution of calcium phosphate (Ca3(PO4)2) Ksp = 2 x 10-33. What would be the required concentration of phosphate ion (PO4-2) in order to reduce the Ca+2 concentration to 1 x 10-9 M?
What is the temperature change of the water if the downstream diameter is 3.8 cm? If it is 7.5 cm? What is the maximum temperature change for an enlargement in the pipe?
what is the mass of pentane that vaporizes? density is .626gml and pure vapor pressur eis 511 at 25 degree celcius.
The [OH-] of a solution is 3.6 x 10-4 M. What is the [H3O+]? Is the solution acidic, basic, or neutral. Write the correct molecular formula for the structure :Br--CH2--CH--OCH3--CH3.
identify the acid(proton donor) and base(proton acceptor) for the reactants in each of the following
Compare the experimental mole ratio of NaHCO3 to NaCl with the theoretical mole ratio. Explain the difference. The experimental mole ratio is 1:1.
What is the product expected from the reaction of 1.3-butadiene and 3-sulfolene. Why is this not a major concern as a by product
Problem- If He gas has an average kinetic energy of 5710 J/mol under certain conditions, what is the root mean square speed of Cl2 gas molecules under the same conditions?
calculate the volume of air at 35 degrees Celsius and .96 atmosphere that is needed to burn completely 12.51 grams of pentane
Trichloroethane, C2H3Cl3, is the active ingredient in aerosols that claim to stain-proof men's ties. Trichloroethane has a vapor pressure of 100.0 mm Hg at 20.0 C and boils at 74.1 C.
What liquid is insoluble in water and soluble in cyclohexane and alcohol; and has a boiling pint of 58 degress Celsius at 670 mm Hg.
what is the pH after the addition of 2.7*10-2 moles of KOH to 3.6*10-2 moles HCl if the resulting solution volume is 150mL
Project objective:1.Apply the tools and techniques in research and analysis required to evaluate computer and information science products.2.Describe how pipelining and superscalar processing improve the speed at which a computer program is executed...
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