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Construct a Lewis structure for hydrogen peroxide, H2O2, in which each atom achieves an octet of electrons. Draw the molecule by placing atoms on the grid and connecting them with bonds. Include all lone pairs of electrons.
The half life for the decay of radium is 1620 years. What is the rate constant for this first-order process
A weak base B forms the salt BHCl, composed of the ions BH+ and Cl-. A 0.49 M solution of the salt has a pH of 4.54. What is the value of Kb for the base B
Explain what is the molarity of the complex in the flask after dilution and would love the steps to get to this
A sample of 4.20 mL of diethylether C2H5OC2H5 density = 0.7134g/mLis introduced into a 4.90-L vessel that already contains a mixture of N2 and O2, whose partial pressures are P(N2) = 0.750 atm and P(O2) = 0.206 atm.
What is the Kc for the following equilibrium CO2+H2=CO+H2O if CO=0.24M, H2O=0.38m, CO2=0.30M and H2O=3.3*10-2M
A corrosion potential of -0.299 V versus SCE was measured for a corroding alloy. what was the potential versus SCE
Explain why, in the base-catalyzed halogenation of acetone, the second and third halogenations occur on the same carbon as the first, and not on the carbon or the other methyl group.
if a batch formula for 2130 kg of window glass consists of 500 k of caco3 1150 k sio2 and an unknown amount of na2co3.
What is the molar enthalpy of solid sodium hydroxide reacts with an aqueous solution of hydrochloric acid, forming water amd an aqueous solution of sodium chloride?
At a given temperature the vapor pressures of benzene and toluene are 183mm Hg and 59.2mm Hg. Calculate the mole fraction of benzene in the vapor phase over a solution of benzene and toluene with Xbenzene=0.600
A microwave oven operates at 2.40 GHz. What is the wavelength of the radiation produced by this appliance? in nano meters
At constant temperature and pressure, how many liters of oxygen would be needed to completely combust 0.350 L of propane?
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