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Problem- a) Write out the equations, complete with state symbols and charges, for the 1st, 2nd, 3rd, and 4th ionization energies of calcium.
b) Which of these ionization energies would you expect to be the largest?
Kindly Please put your best effort to provide the solution of above problem
question chromiumiii ions are very poisonous. they can be removed from solution by precipitating very insouble
with wet beriberi, peripheral vessels dilate and cardiac muscle looses its contractility. also, alpha-ketoglutarate is found in high concentrations. this is thought to be caused by
In the reaction of lithium, li with nitrogen n2 three lithium atoms react with on nitrogen atom elements lose one electron, atoms of the other element gain three electrons
The energy levels of hydrogenlike one-electron ions of atomic number Z differ from those of hydrogen by a factor of Z^2. Predict the wavelength of the transition
Explain what is the oxidation state of the transition metal in the coordination compound Co(NH3)3(SCN)2+. Is the subsequent compound typically used as an oxidizing agent or a reducing agent in aqueous solution
The purity of gold alloys is expressed in karats, which is the mass fraction of gold multiplied by 24. Pure gold is 24 kt, whereas 16 kt gold jewelry typically contains 66.666667% gold, 16.666667% silver and 16.666667% copper (by mass).
use a solid line to represent the correct calibration line and a dotted line for the line with the systematic error.) Also discuss the advantages and disadvantages of spectral methods of analysis.
determine the volume of air and partial pressure of nitrogen oxygen water vapor and air.in the laboratory you will test
Suppose that the microwave radiation has a wavelength of 12.4cm . How many photons are required to heat 275mL of coffee from 25.0 ?C to 62.0 ?C?
The burning of 80.3 g of SiH4 at constant pressure gives off 3790 kJ of heat. Calculate ?H for this reaction.
which of the following processes are exothermic?
A buffer solution contains acetic acid (HC2H3O2) at a concentration of 1.15 M and sodium acetate (NaC2H3O2) at a concentration of 2.05 * 10 to -2 M. The value of Ka for acetic acid is 1.75 * 10 to -5. Calculate the pH of this solution using the He..
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