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Calculate the molarity of a sodium chloride brine solution that exhibits a density of 1.13 g/mL and a mass percent of 17.7% at room temp.
Calculate the pH of the solution that results when 20 ml of 0.100 M CH3COOH is mixed with 10.00 mL 0.200 M NaOH
Which elements with an atomic number greater then 40 can be expected to have chemical properties similar to those of the element Br and what is the periodicity of the two
chemical potential that is 1.00 KJ mol lss than an ideal gas under the same conditions. What kind of intermolecular forces dominate the system? what is the fugacity of the gas?
Bovine Serum Albunim (BSA) You need to make 100 ml of 2mg/ml BSA. Describe how you would dilute the stock solution to make this
Technetium-99 is a long-live radioactive isotope of technetium. Each nucleus decays by emitting one beta particle. What is the product nucleus?
Write a balanced nuclear equation for the following: The nuclide bismuth-214 undergoes alpha emission to give thallium-210.
From this information and the atomic mass, calculate the edge length of the unit cell. Now assume that rubidium atoms are spheres. Each corner sphere of the unit cell touches the body centered sphere. Calculate the radius of a rubidium atom.
how do the tests on known solutions containing cations and anions make it possible for you to identify the cation or anions
the running engine of an automobile produces carbon monoxide co a toxic gas at the rate of about 188 g co per hour. a
Which of the following factors affect the resolution (separation) of two compounds: (A) nature of the stationary phase; (B) eluent composition; (C) amount of sorbent used; (D) color of compounds being separated?
Suppose the maxium pressure the vessel can safely with stand id 1.60 atm. what is the maxium temperature in K the gas can have before its pressue might burst the vessel
In the pie chart graphs the percent natural abundance fo ci-35 (atomic mass 34.969) is represented as grean, and the percent natural abundance for cl-37 atomic mass 36.966 amu is represented as yellow.
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