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In the following reactions identify the elements oxidized and elements reduced: • 3Ag + 4HNO3............................> 3AgNO3 + NO +2H2O • 6Fe2+ + Cr2O72- + 14H+ .......> 6Fe3+ + 2Cr3+ +7H2O • Cu2+ + Zn .............................> Cu + Zn2+
Given the values of DGfo given below in kJ/mol, calculate the value of DGo in kJ for the combustion of 1 mole of propane to form carbon dioxide and liquid water.
A balloon containing 34.5 L of a gas at room temperature (25.0 oC) is heated to 73.5 oC. What is the volume of the balloon at this new temperature?
how many liters of gasoline would you need to buy to complete a 142- trip in Europe? Use the following conversions
A buffer solution is made that is .412 M in CH3COOH and .412 M in CH3COOK. Write the net ionic equation for the reaction that occurs when .088 mol HI is added to 1.00L of the buffer solution. What is the pH of the buffer solution
A beaker with 115 of an acetic acid buffer with a pH of 5.00 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 . A student adds 9.00 of a 0.430 solution to the beaker. How much will the pH change? The ..
How is temperature correlated with the relative rates of this reaction. What is your explanation of this correlation
Benzene is a organic solvent with the formula, The volume occupied by 1 micromole of liquid benzene and the volume occupied by 1 megamole of benzene as a vapor at STP (assume an ideal gas)
A gas has a volume of 2.84 L at 1.00 atm and 0oC. At what temperature does it have a volume of 7.50 L at 520 mmHg
if 0.00484 mol N2O effuses through an orifice in a certain period of time, how much NO2 would effuse in the same time under the same conditions ?
One synthetic preparation of aniline involves reducing nitro benzene with iron and HCL, and then steam distilling the resultant aniline at 99 degrees Celsius. How much aniline codistills with each gram of water during the steam distillation.
a sample of ammonia gas at 1.2 atm compressess from 500 ml to 250 ml. if the temerature remains constant, what is the new pressure of the gas? what formulas were used?
what is the minimum number of moles of sodium hydroxide required of this hydrolysis reaction to go to completion and what is the limiting reagent in this experiment?
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