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Question- If the complex [Fe(NH3)6]2+ is paramagnetic, can you tell whether it is an octahedral or tetrahedral complex? What if the complex were diamagnetic?
I require skilled aid to answer the given problem
Microwave ovens emit microwave energy with a wavelength of 12.4 cm. What is the energy of exactly one photon of this microwave radiation
The heat of vaporization of a substance is 2800 J/g at its boiling point of 219 degree C. How much of this substance can be vaporized if 62800 J energy are available?
Someday, cars may be powered by clean H2/O2 fuel cells and electric motors. Under standard conditions, such a fuel cell can develop 1.229 volts. If the oxygen is obtained from air (at P=0.21 bar), what pressure of H2 would be required to develop 1..
Starting with 2.70 x 10^22 atoms of Tl-206, calculate the number of such atoms left after 28.5 min.
A foul-smelling gas produced by the reaction of with was collected, and a 1.00 sample was found to have a mass of 1.52 at STP. What would be the formula.
Question- Using the information you gained from your TLC plates, describe how you could separate and collect larger quantities of chlorophyll and carotene using column chromatography.
What are the equilibrium concentrations of the dissolved ions in a saturated solution of Al(OH)3 at 25 degrees celcius? (Ksp is (2x10^-32))
What is the pH of a solution obtained by mixing 139 mL of KOH with a pH of 12.66 and 293 mL of Ba(OH)2 with a pH of 11.79. Assume that volumes are additive.
Determine the limiting reagent
Problem- Nitric acid is usually purchased in concentrated form with a 70.3% HNO3 concentration by mass and a density of 1.41 g/mL. How much of the concentrated stock solution in milliliters should you use to make 2.5L of 0.300M HNO3
What is the boiling point of a 4.08 m solution of naphthalene in benzene. The boiling point of benzene is 80.1°C. here is some information to help you on this problem.
calculate the change in ph caused by adding 10.0 ml of 2.24-m hcl to 370. ml of each of the following solutions. awater
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