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Based on what you know about VSEPR theory, what is the geometry of PF3? How many shared and unshared pairs of electrons can be found around the central atom? Is it polar or nonpolar? Explain how a Lewis dot diagram and VSEPR Theory allows you to make these predictions.
Question- Draw a complete curved-arrow mechanism for the nitration of a phenol to yield p-nitrophenol and o-nitrophenol.
0.90g of hydrogen chloride (HCl) is dissolved in water to make 6.5L of solution. What is the pH of the resulting hydrochloric acid solution
the ha monoprotic acid is dissolved in h2o calculate ka and pka for the acid ha if the equilibrium concentrations of
Problem- 100 ml of buffer is made using 0.041 moles of HC2H3O2 (acetic acid) and 0.038 moles of NaC2H3O2 (sodium acetate). The Ka of acetic acid is 1.8 x 10-5 using the above equation, what is the pH of this solution
when benzene c6h6 ofnbsp 780 g of molar mass 78 gmolnbspcombinesnbsp with 750 ml of concentrated nitric acid 16 m and
Calculate the overall energy change in kilojoules per mole for the formation of CaCL(s) from the elements. The following data are needed: (a) Eea for CL(g) = -348.6kj/mol. (b) Ei1 for Ca(g) = +589.8kj/mol. (c) Ei2 for Ca(g) = +1145kj/mol.
A 1.525 g sample of a compound between sulfur and oxygen was prepared by burning 0.7625 g of sulfur in air and collecting the product. What is the empirical formula for the compound formed
A sample of chlorine gas at a pressure of 420 mm Hg and in a volume of 3.50 L was heated from 18.0oC to 45.0oC after being transferred to a container of volume 2.35 L. The pressure in this new container should be about
utilized 2.18 g of 0.15 M cobalt (II) nitrate to prepare as well as dissolve in 25mL of deionized water then added 35 more mL of rinsing to the volumetric flask. Explain what is the concentration
the balanced equation for the reaction of magnesium metal withaqueous hydrochloric acid is mgs 2hclaq -gt h2g mgcl2aq.
how many kilograms of methane gas must be discharged in a room with a volume of 306 cubic meters to reach the lower
1 write a net ionic equation for the precipitation reaction if any that occurs when aqueous solutions of the following
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