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A cubic meter of air sample was sampled at 1.0 atm and 25 C and was found to contain 1.0 micrograms of S02. How many pub of SO2 are in that air?
Calculate the mass of I2 produced at the anode if a current of 2.85 A is passed through a solution of KI for 56 minutes.
In the oxidation of ammonia to form nitrogen oxide; 4NH3 + 7O2 ---> 4NO2 + 6H2O, water is formed at an instantaneous rate of 42 mol L-1 s-1. A.) What is the normalized reaction rate? B.) At what rate is O2 consumed? C.) At what rate is NO2 formed?..
Determine the temperature (in degrees Celsius) above which the reaction is non-spontaneous under standard conditions.
A 4.000-g sample of the metal nitrate M(NO3)2 was dissolved in water and treated with excess aqueous sodium sulfate. The sulfate salt that formed weighed 3.318 g. Determine the identity of the metal.
given k 1.03 x 10 -3 for h2sg h2g s2g at 750 degrees celsius. how many moles of s2 would you have to have at
if a man stands on a scale while totally submerged in water at 30 degrees c specific gravity.996 and the scale reads
A sealed 1.00 mL container filled with 2.8g of nitroglycerine is detonated. If the Temperature inside the container is 300C and assuming that the container would not break upon detonation, what is the pressure inside the container right after deto..
At its boiling point of -34.0 degree Celsius, 6.33 kJ of heat is required to vaporize 22.0 g of chlorine (Cl2). What is the molar enthalpy of vaporization of chlorine.
Problem- Liquid sodium is being considered as an engine coolant. How many grams of liquid sodium (minimum) are needed to absorb 1.40 MJ of energy (in the form of heat) if the temperature of the sodium is not to increase by more than 10.0 °C
Coniine, a toxic substance isolated from a poison hemlock, contains only carbon, hydrogen, and nitrogen. Combustion analysis if a 5.024mg sample yields 13.90mg of CO2 and 6.048mg of H2O. What is the empirical formula for Coniine
The construction company erecting the structural steel outside of the Collier Building could potentially have injuries occur to its workers.
The changege H for the solution process when solid sodium hydroxyde dissolves in water is 44.4 kJ/mol. when a 13.9 g sample of NAOH dissolves in 250.0 g of water in a coffee cup calorimeter,
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