In the reaction mno4 8h 5e mn2 4h2o the manganese in
In the reaction MnO4? + 8H+ + 5e? = Mn2+ + 4H2O, the manganese in 3.95 grams of KMnO4 (M.W. 158.0) were reduced to Mn2+. How many coulombs of charge must have been transferred to the permanganate ion? A) 1.60 x 104 C B) 2.41 x 103 C C) 1.20 x 104 C
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Molecular orbital templates for diatomic molecules from the 2nd period elements are attached to the back of the exam. Use the appropriate diagram to determine the bond order in the O2+ ion.
Suppose you may choose between two machines for production atyour store. Both machines have a useful cycle of 10 years. MachineA cost $10,000, leaves an annual (EOY) income of $2,500, machine Ahas annual expenses of $1,000
Rosenstone argues using examples (e.g. Walker, JFK and A Knight’s Tale) that while filmic sequences, events or characters might not have actually existed/occurred, they can still have historical value if they operate on a metaphorical level to
A parallel-plate capacitor has a capacitance of c1 = 5.5 ?F when filled with air and c2 = 33 ?F when filled with a dielectric oil at potential difference of 12 V, Input an expression for the permittivity of the oil
What will the multiplier be when the MPS is 0.4, 0.6, 1, ½ and 0 How much of a change in theeconomy will result if businesses increase their level of investment by $8 Billion and the MPC in the economy is 4/5 and ifit is 2/3
How much energy in J is needed to convert 48 g of liquid ethanol at 67 oC to vapor at 97oC. You might need to know that: mp = -114 oC and bp = 78oC The heat of fusion is 4.6 kJ/mol and the heat of vaporization is 46.0 kJ/mol. Finally, the specific
A nervous physicist worries that the two metal shelves of his wood frame bookcase might obtain a high voltage difference if charged by static electricity, What is the capacitance of the empty shelves if they have area 0.7 × 103 cm2
According to the spending allocation model, adecrease in government spending results in, among other things, anincrease in investment in the long run. Suppose the capitalstock is $1 trillion and a fall in government spending causes a $50billion ri
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