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Consider the titration of 100.0 mL of 0.200 M acetic acid (Ka = 1.8 10-5) by 0.100 M KOH. Calculate the pH of the resulting solution after 150 mL of KOH have been added.
Isotopes of elements are atoms of the same element that vary in the: 1,number of electrons associated with the nucleus. 2,number of neutrons in the nucleus. 3,number of atoms in a molecule. 4,number of protons in the nucleus.
C2H5OH (liq) +O2(g) ------ CO2 (g) + H2O(g) reaction at 398 kevin and show the thermo-chemical cycle that accounts for each step necessary to calculate ΔH0 at a temperature removed from 298 kelvin.
If the partial pressure of oxygen drops below 100 , passengers become drowsy. If this happens, oxygen masks are released. What is the total cabin pressure at which oxygen masks are dropped
If O2 is collected over water at 40.0C and a total pressure of 751mmHg , what volume of gas will be collected for the complete reaction of 24.23g of NiO
Calculate the mass of AgNO3(s) that must be added to 0.500 L of a solution of 0.154 M NaClsolution to precipitate ‘all' of the chloride ion. The ‘all' means that we want to add the same number of moles of silver ion.
If 5.400 g of C6H6 is burned and the heat produced from the reaction is absorbed into 5691 g of water and 21 degrees C, what is the final temperature of the water?
A gas vessel is attached to an open-ended manometer filled with a nonvolatile liquid of a density 0.993 g/mL. the difference in height of the two liquids is 32.2 cm @ 765 mmHg. Given the density of Hg is 13.6 g/mL, what is the pressure of the encl..
as part of the process of producing sugar crystals from sugar cane raw sugar cane juice is sent to a series of
How many milliliters of a 120 mL solution of 1.51 M BaCl2 must be used to make 16 mL of a solution that has a concentration of 0.3 M Cl-?
The equilibrium constant for the reaction of bromine with chlorine to form bromine monochloride is 58.0 at a certain temperature.
For the molecule CH3COOCH3, indicate the orbitals involved in the bonding of the carbon and oxygens. Draw a picture to show how the orbitals overlap in both cases.
If 6.01 grams of Nh3 reacts completely, how many grams of water should theoretically be produced?
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