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A 13.5 g piece of solid was heated to 98.8oC and dropped into a container with 45.0 g or water at 25oC. The final temperature was 27.1oC exactly. The specific heat capacity of water is Cp=4.1855 J/g oC. What is the specific heat capacity of the solid?
A saturated solution of BiI3(s) is found to have an I- concentration of 3.96E-5 M. What is the value of Ksp for BiI3?
Hydration of alkynes (via oxymercuration) gives good yields of single compounds only with symmetrical or terminal alkynes. Draw the major organic product(s) formed when hex-2-yne undergoes hydration
compute the number ofnbsp moles of h2o will be formed from the reaction 75.1g benzene?considering the given equation
What effect would an error in cell dimensions (say 10.50 mm instead of 10.00mm) have on the value of E
The following are some typical solvents used for recrystallization and dissolution of various organic compounds. Give their structures (line drawings are acceptable) and their boiling points.
Choose the INCORRECT statement. a) When a half reaction is reversed, the sign of the potential is changed. b) reversing a half reaction makes it a reduction potential. c) each cell has a reduction half cell and an oxidation half cell.
the temperature of a 4.00L sample of gas is changed from 10.0c to 20.0c. what will the volume of this gas be at the new temperature if the pressure is held constant?
A sample of pure R enatiomer of 3-phenyl-2-butanone racemizes when catalytic amounts of acid are present.How would you account for the observation.
If 16.0 mL of .150 M HCL is needed to neutralize all the NH3 from a 2.25-g sample of organic material, calculate the mass percentage of nitrogen in the sample.
Balance the following skeleton reaction and include states of all reactants and products in your balanced equation.
The Kal of this aid is 1.0 x 10^-10 and Ka2 is 1.0 x 10^-10. Calculate the concentration of A2- in this solution.
Calculate the [HNO3] in each aqueous solution at 25C and classify each solution as acidic or basic
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