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Physical Chemistry
10HCl+3H2SO4+2KMnO4------>2MnSO4+8H2O+5Cl2+K2SO4
Which of the following is an electronic equation for the above reaction?
a) Mn7+ ----> Mn2+ + 5e-
b)Mn7+ +7e- ----> Cl
C) Cl-1 +1e- --->Cl
d) Cl-1 ----> Cl+1e-
Which of the following is an electronic equation for the above reaction?
a) Mn7+ ----> Mn2+ + 5e-
b)Mn7+ +7e- ----> Cl
C) Cl-1 +1e- --->Cl
d) Cl-1 ----> Cl+1e-
Physical Chemistry
A gas sample occupies a volume at 33.3 L at 273 degree Celsius and 30 atm. What volume would this gas occupy at STP?
a) 0.5 L
b) 2 L
c) 498 L
d) 48.5 L
a) 0.5 L
b) 2 L
c) 498 L
d) 48.5 L
Physical Chemistry
A+2B <===>C
For the above reaction, the equilibrium constant is 4. At equilibrium the concentrations of A and C are found to be 4 M each. What then is the concentration of B?
a) 1 M
b) 2 M
c) 0.5 M
d) 4 M
For the above reaction, the equilibrium constant is 4. At equilibrium the concentrations of A and C are found to be 4 M each. What then is the concentration of B?
a) 1 M
b) 2 M
c) 0.5 M
d) 4 M
Physical Chemistry
atoms A,B,C,D are located at corner,face centred ,tetrahedral voids& octagonal voids respectively. what will formula of compound if atoms touching one of the body diagonal plane of symmetry are removed?
Physical Chemistry
A gas at a temperature of 105 degrees C occupies a volume of 205 mL. Assuming constant pressure, determine the volume at 25 degrees C.
Physical Chemistry
If the fuel consumption of a car, travelling at a steady 60 mph is 20 mpg what is the power produced by the petrol being burnt in the engine ? (Assume that the density of petrol is 0.84 kg/l and the heat of combustion of petrol is 47 302 kJ/kg. I need the calculations
Physical Chemistry
If the natural frequency of a harmonic oscillator is 1600 cm−1, approximately the frequency for the bending vibrational mode of the water molecule, determine the population in each of the first six vibrational energy levels?
Physical Chemistry
What mass of h2o is produced by combustion of 1.0 mol of CH4?
CH4(g)+2O2--> CO2(g)+2H2O(l)
CH4(g)+2O2--> CO2(g)+2H2O(l)
Physical Chemistry
For the set of reactions :
https://drive.google.com/file/d/0B1f-P0kkAkRVTlNGV05SUXF6Z3VUWGNmSHRtYzI2UjdNN3M0/edit?usp=sharing
https://drive.google.com/file/d/0B1f-P0kkAkRVTlNGV05SUXF6Z3VUWGNmSHRtYzI2UjdNN3M0/edit?usp=sharing
Physical Chemistry
with 0.05 moles of magnesium nitride and 2.00 liters of h20 how many moles of hydroxide salt would be produced
