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Problem- 15.1 L N2 at 25 °C and 125 kPa and 33.5 L O2 at 25 °C and 125 kPa were transferred to a tank with a volume of 6.75 L. What is the total pressure at 41 °C?
Please answer only if you are 100% confident
Draw an arrow pushing mechanism for the formation of the acylium ion when acetic anhydride reacts with phosphoric acid.
The Born-Haber cycle is a series of steps that represent the formation of an ionic compound from a metal and a nonmetal. For example, the steps in a Born-Haber cycle for the formation of NaCl(s) consist of sublimation of the metal Na atom
how does its vapor pressure change over time? It continues to steadily increase. It increases at first, then remains constant
Assuming the solution has a heat capacity of 4.18 J/°Cg and assuming no heat loss to the calorimeter, calculate the enthalpy change for the dissolution of NH4NO3 in units of kJ/mol."
If 95.0 mg of fluorine-18 is shipped at 8:00 a.m., how many milligrams of the radioisotope are still active if the sample arrives at the radiology laboratory at 1:30 p.m.
How many grams of aspirin were lost in the washing process you used to purify your product, assume you used 50 ml of water for washing
Which of the following statement is true. and why. a. Exothermix processes decrease the enthrophy of the surroundings. b. Enthrophy is not temperature dependent
aspirin is a weak acid pka3.5. when it enters the body the undissociated form of the acid can freely permeate membranes
Problem- Gentamicin and penicillin are not administered together because they are chemically incompatible. Draw ONE potential chemical reaction that can form inactive products.
Calculate the required quantity of each reagent and the volume of water that must be added for dilution. a. Chlorine water
What characteristic H NMR absorptions would be expected in the aliphatic region for 9-hydroxyfluorene
How many grams of amonnia are needed to react with 50.0 grams of potassium tetrachloroplatinate then calculate how many grams of cisplatin are formed from 50.0gm of potassium tetrachloroplatinate, if percent yield for the reaction is 75%.
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