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Suppose a 5.00 L of sample of O2 at a given temperature and pressure contains 1.08 x 10 to the power of 23 molecules. How many molecules would be contained in each of the following at the same temperature and pressure?
Would the change in enthalpy of a neutralization rxn involving weak acid as well as strong base be greater or less that of a rxn between a strong acid and strong base. WHY
Calculate the change in entropy (in J/K) when 89.8 g of nitrogen gas is heated at a constant pressure of 1.50 atm
Give the structure of the products that you would expect from the reaction of 1-butyne with each of the following: a) 1 mol equivalent of BR2 b) 1 mole equivalent of HBr c) H2 in excess/Pt, then 3 mol equivalent of NaNH2 and then CH3I d) NaNH2 the..
Two volatile liquids (A and B) form an ideal mixture at 300.0K which just begins to boil at a pressure of 0.3000 atm. The vapor pressure of pure component A is 0.5000 atm and the vapor pressure of pure component B is 0.2000 atm
whats the lewis dot structure for h2cch2? based on the structure predict the h-to-c-to-h bond angle. explain the reason
nanowires are high aspect ratio metal or semiconducting wires with diameters on the order of 1-100 nanometers and
How much work must be done to bring ion A and ion B together into an activated complex. The charge of ion A is +2 and it's ionic radius is 2.85 A and if the charge on ion B is +1 and it's ionic radius is 1.35 A
What is the pH at the equivalence point of the titration and at the half equivalence point
hydrogen peroxide decays into water and oxygen in a first-order process. please show me the steps to get
The isothermal compressibility of copper at 293K is equal to 7.25X10^-7 bar^-1. What pressure must be applied to copper at 293K in order to increase its density by 0.08%
Calculate the degree of unsaturation number of missing H2 units relative to an alkane for the Compound with the molecular formula C 16 H13 N2 O CI Enter your response as an integer number
The molar solubility of a salt with the general forumula. M2Q, is 2.3 x 10^-3 mol/L. A. What is the Ksp of the salt?. What is the free energy change for the dissolution of the salt at 25C?
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