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Question- Phosgene a poisonous gas used during WWI, is composed of 12.1% C, 16.2% O, and 71.7% CI. What is the empirical formula of phosgene?
I need proficient help to explain each and every step in detail of the above problems.
A mixture of gases containing 0.40 mol of SO2 and 0.20 mol of O2 in a 4.0L flask reacts to form SO3. If the temperature is 25oC, what is the pressure in the flask after the reaction is complete
A student did an alkalinity determination correctly, except that the sample titrated has a volume of 90.0 mL Volume A was found to be 4.50mL and volume B was 7.00 mL. calculate the alkalinity value from these data and the calculate the correct valu..
write the missing formulas in the chemical equationss 6 h2o 1 ------------gt 3 mgoh2 s 2 nh 3 gmg oh2 s--------gt s
Problem- The decomposition of HI at low temperature was studied by injection 2.50mol of HI into a 10.32-L reaction vessel at 25 degree C. What is the [H2] at equilibrium for the reaction
Ba(NO3)2 is 20.92 mass % chlorine, and a 1.000 g sample of the mixture in 500.0 mL of aqueous solution at 25 C has an osmotic pressure of 744.7 mm Hg. What are the mass percents of KCl, KNO3, and Ba(NO3)2 in the mixture?
At 850 c caco3 undergoes substantial decomposition to yield cao and co2. assuming that the delta hf values of the reactant and products are the same at 850 c as they are at 25 c calculate the enthalpy change (in kJ) i 198.7 g of co2 are produc..
Find a corresponding criterion for processes at constant V and T. The new thermodynamic variable that is used to express this criterion is called the Helmholtz free energy
Question- A steel cylinder contains 150.0 mol argon gas at a temperature of 25C and a pressure of 6.47MPa. After some argon has been used, the pressure is 2.00 MPa at a temperature of 19C. What mass of argon is left in the cylinder
a)white the mathematical expression for the equilibrum constant,keq,as a function of the concentrations of the products and reactants for this reaction b)provide two specific ways whereby the le chatelier principle may be applied to this equilibri..
A hydrolysis reaction in which substrate is converted to products is catalyzed by an enzyme. the reaction was determined to have a Kcat of 10000 s^-1 and a standard free energy change of -13.8 kJ/mol. answer the following questions about experimen..
an aerosol can holds 0.35 L at 4.5 atm pressure. What is the volume when the gas is released into 1.0 atm pressure.
Aqueous ammonia is commercially available in a solution that is 28% (w/w) ammonia. What is the mole fraction of ammonia in such a solution
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