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Suppose that a sample of gas occupies 73 mL of volume at 25C and a pressure of 266 torr. What would be the volume if the pressure were changed to 645 torr at 25C?
Predict which of the compounds should undergo a more rapid reaction with potassium tert-butoxide. EXPLAIN your REASONING and give the product of the reaction?
solid nacl is added slowly to a solution containing 0.10 m agno3 and 0.20 m pbno32. ksp for agcl is 1.8x10-10. ksp for
write an individual balanced equation for the dissolving of each salt in solution, including phase labels B) what was the concentration in molarity if each ion in solution, Mg 2+, Na+, Cl-?
An object has a mass of 50.0g. When it is dropped into a graduated cylinder containing 15mL of water, the water level in the cylinder rises to 32mL.
The barium salt was found to have two mole of water of hydration per Ba ion and the acid is mono basic. What is molecular weight of anhydrous acid.
Explain Buffer Solution and Henderson-Hasselbalch H-H, What is the pH of a solution prepared by mixing 50.00mL of 0.10 M NH3 with 25.00mL of 0.10 M NH4Cl? Assume that the volume of the solutions are additive and that Kb= 1.8 x 10 -5 for NH3.
The addition of bromine to ethene in the presence of high concentration of chloride ion in an inert solvent results in the formation of 1,2-dibromoethane and 1-bromo-2-chloroethane. No 1,2-dichloroethane is obtained
what mass of PbSO4, is produced when 25.0 Ml of 0.2338M Pb(NO3)2 solution is added to 25.0 mL of 0.0971M Al2(SO4)3 solution,
Calculate the percent ionization of 0.10 M butanoic acid (Ka = 1.5 x 10-5) in a solution containing 0.050 M sodium butanoate.
A buffer solution is made that is 0.378 M in HClO and 0.378 M in KClO. (1) If Ka for HClO is 3.5E-8, what is the pH of the buffer solution. (2) Write the net ionic equation for the reaction that occurs when 0.082 mol KOH is added to 1.00 L of the ..
A roller coaster car of mass 310 kg (including passengers) travels around a horizontal curve of radius 33 m. Its speed is 16 m/s. What is the magnitude and direction of the total force exerted on the car by the track
What is the concentration of the HNO3 solution? (b) How many moles of NaOH were in excess after the first addition?
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