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Problem- In the pyroxene kanoite the formula unit has two SiO3 2- units and is balanced by manganese and magnesium ions. Determine the formula unit of kanoite. Assume that the oxidation state of Mn is +2.
State your answer as a chemical formula, any help is greatly appreciated
The bonding in ferrocene involves sharing of the 6 electrons from each cyclopentadienyl ring with the iron atom. Based on the electronic configuration of the iron species in the compound, show that a favorable 18-electron inert gas configuration i..
find the differential equation of a family of circles with center on the line y-x and passing through the
Bombardment of nitrogen-14 with an alpha particle produces a proton and what other radioactive isotope
What is the concentration of 50 mL of a solution of NaOH if 25 mL of HCl 0.1M are needed to reach the equivalence point during a titration
Consider the following system which has been shown to be spontaneous at 298K and select the true statement below. the ?S for the system is predicted to be negative, so therefore the ?S for the surroundings must be positive to a greater extent so tha..
4 KO2 + 2 H2O + 4 CO2 ==> 4 KHCO3 + 3 O2 How many moles of O2 will be produced if 5.17 moles of CO2 react completely?
A solution is made by dissolving trichloromethane and acetone. The pure vapor pressure of trichloromethane is 221.8 Torr. At the mole fractions of Xacetone = 0.713 and yacetone = 0.818 at 28 ° C and the total vapor pressure is 220.5 Torr.
What volume of O2 at 798 mm Hg and 39 degrees celsius is required to synthesize 19.0 mol of NO
Write out and balance the reaction for the decomposition of calcium chloride in water. Calculate the enthalpy of the reaction.
Which of the following condensed notations correctly represents oleic acid
You have a box of volume 1.00 liter into which you inject 2.65g of NH3 at 600K. What will be the final concentrations of NH3, N2, and H2 after equilibrium is established
Plan a procedure to seperate 2.0 g of mixture into its components using a flow chart. Using solubility tests, select the correct solvent or mixture of solvents to crystallize 4-chloroaniline
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