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Nitrosyl bromide (NOBr) gas decomposed to form nitric oxide gas and bromine vapor. A 0.64 mol sample of Nitrosyl bromide was placed in a 1.00 L flask containing no nitric oxide or bromine. How many moles of nitric oxide and bromine, repectively, are found in the flask at equilibrium of the [Nobr] = 0.46 M
Calculate the percentage yield if 0.2 moles of H2O was formed when 0.6 mol of methane
Calculate percent recovery of panacetin from the individual masses of its mictures, sucrose (.044g), aspirine (.093), and the unknown (.339).
What is the pH after 0.150mol of HCL is added to the buffer from part A? Assume no volume change on the addition of the acid.
find the volume of oxygen.1.calcium carbonate forms limestone one of the most common rocks on earth. it also forms
What are the degeneracy of the first six levels for an electron in a cubicul (3-dimensional) box with box length, L = L(x) = L(y) = L(z) = 1.00pm
25g of sodium bicarbonate is weighed on a triple beam balance and 3.0M hydrochloric acid is squirted. Do you break up the sodium bicarbonate
85.0 mL of H2O is initially at room temperature (22. 0C). A chilled steel rod at 2.0 C is placed in the water. If the final temperature of the system is 21. 0C
Calculate the number of pounds of CO2 released into the atmosphere when a 18.0-gallon tank of gasoline is burned in an automobile engine.
which are hybrid orbital the carbon at the following molecules a, H3C-CH3 b, H3C-CH= CH2 c, CH3-C Tripl bond C-CH2OH d, CH3CH=O
An aqueous solution is 30.0 % by mass ammonia, NH3, and has a density of 0.892 g/mL.The mole fraction of ammonia in the solution is?
at 84 degrees C the total vapor pressure of a solution contains 1.2 moles A and 2.3 moles B is 331 mmHg. Upon the addition of another mole of B to the solution, the vapor pressure increasing to 347mmHg.
If 69.5 kJ of heat is applied to a 1040. g block of metal, the temperature of the metal increases by 11.4°C. Calculate the specific heat capacity of the metal in J/g°C.
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