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consider the decomposition of gas A at 25C A(g)->2B(g) consider that within the first two seconds of the reaction the pressure of the product becomes 0.041atm. Calculate the general average rate of the reaction for the first two seconds of reaction
Sodium carbonate (Na2CO3rm Na_2CO_3) is used to neutralize the sulfuric acid spill. How many kilograms of sodium carbonate must be added to neutralize 3.02×103kgkg of sulfuric acid solution
Sulfur Dioxide reacts with oxygen to produce Sulfur trioxide in the presence of a catalyst. In an experiment carried out at 727 degrees Celsius
A piece of gold foil has a volume of 0.645cm^3. If the piece of gold measure 10.0 cm by 12.5cm, what is the thickness of the foil
when molecules are represented by molecularmodels what does each sphere represent? how big is the nucleus of an atom in
Using Heisenberg's uncertainty principle, calculate the uncertainty in the position of a 1.50 mg mosquito moving at a speed
if 69.5 kj of heat is applied to a 1034 g block of metal the temperature of the metal increases by 11.4degc. calculate
When X rays of wavelength 0.096 nm are diffracted by a metallic crystal, the angle of first-order diffraction (n = 1) is measured to be 15.2°. What is the distance between the layers of atoms responsible for the diffraction.
The vapor pressure of dichloromethane, rm CH_2Cl_2, at 0 rm ^{circ}C is 134 rm mmHg. The normal boiling point of dichloromethane is 40. rm ^C. Calculate its molar heat of vaporization.
At a given temperture, of the following reaction has a Keq equal to 25. If 0.100 mol of both SO3 and NO were placed into a 1.00 L container, what would be concentration of SO3 at equilibrium?
Consider a situation in which 161g of P4 are exposed to 176g of O2. A) What is the maximum amount of P2O5 that can theoretically be made from 161g of P4 and excess oxygen
Combustion of natural gas (primarily methane) occurs in most household heaters. The heat given off in this reaction is used to raise the temperature of the air in the house.
What is the volume of a container that contains 12.4g of a substance having a density of 0.898g/cm3
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