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Draw a three dimensional structures of PCl3 and PCl5 , and then explain why one of the molecules has a dipole moment and one doesn't?
What is the normality of sulfuric acid solution which contains 6.64 g of H2SO4 in 837 mL of solution provided that the reaction involved
Find the total number of Coulomb potential energy terms and the number of electron-electron repulsion terms, for a) a boron atom B; b) an iodine atom I
Draw the protonated species, clearly showing where protonation occurs. Draw all possible resonance structures of the conjugate acid of the product, and use these to explain why the product is so much more basic than a typical ester.
write an essay that explains the energy changes that occur during a chemical reaction. when is energy absorbed and when
72.0 ml of a 1.50 M solution is diluted to a volume of 288 mL. A 144 mL portion of that solution is diluted using 185 mL of water. What is the final concentration
a proton in a linear accelerator has a de broglie wavelength of 117pm. what is the speed of the
The decomposition of NO2 (shown below) has a KP = 4.8 × 10-6 at a certain temperature. If 1.36 atm of NO2 is placed in a flask at this temperature
Standard reduction potentials are given on the next page. (a) Draw a diagram of the electrochemical cell, labeling all electrodes and solutions. (b) What is the pH in the Pt | H+ | H2 half-cell (c) What is the value of the equilibrium constant for..
CH4 + 2 O2-> CO2 + 2 H2O How many grams of CO2 are formed from the combustion of 9.00 moles of methane, CH4, in oxygen?
Calculate the ionic strength ad all the individual activity coeffcient for all solution in which 0.02 mole of (Feso4) and 0.1 mole of (NH4)2cro4
when relatively small amounts of magnesium burn the fires are extinguished using commercially available dry powder. why
If (initially) 0.22 mol of Br2 and 0.22 mol Cl2 are introduced into a 1.0 L container at 400. K, what will be the equilibrium concentration of BrCl? Assume the initial product concentration is zero.
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