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Problem- During the expansion of 0.9704 mole of CO2 gas, the pressure decreased from 2.304 atm to 1.0 atm. What was the DS (J/K) of the process?
Illustrate structures to prove your interpretation.
Question- Hydrochloric acid is usually purchased in a concentrated form that is 37% HCL by mass and has a density of 1.20g/ml. describe exactly how you would prepare 2.85l of 0500M HCL from the concentrated solution
In the first 12.0 of the reaction, 1.8×10-2 of is produced in a reaction vessel with a volume of 0.260 . What is the average rate of the reaction over this time interval.
if you added 75.0 ml of a 0.555 M solution of NaCl to enough water to produce 950.0 ml of solution, what would be the resulting molarity?
Write the balanced formula unit equation for the reaction of hydrobromic acid with magnesium hydroxide. What is the sum of the coefficients?
Write a series of equilibrium expressions, a mass balance and a charge balance representing the complete reaction of 0.01 M H4EDTA
Calculate the mass of oxygen per gram of sulfur for sulfur dioxide. B) Calculate the mass of oxygen per gram of sulfur for sulfur trioxide.
A volume of 60.0mL of aqueous potassium hydroxide (KOH) was titrated against a standard solution of sulfuric acid (H2SO4). What was the molarity of the KOH solution if 24.7mL of 1.50 M H2SO4 was needed?
A feed containing 15% by weight of solids is to be concentrated to 40 % solids using a double effect backward feed evaporator. The first effect is heated by steam at 413 K.
talc is a mineral that has low conductivity for heat and electricity and that is not attacked by acid. it is used as
Question- Above what Fe2 concentration will Fe(OH)2 precipitate from a buffer solution that has a pH of 8.98? The Ksp of Fe(OH)2 is 4.87×10-17
A mixture of gases contains 5.00 grams of Ne, 5.00 grams of O2, and 5.00 grams of CO2. What is the mole fraction of each gas. What fraction of the total pressure of the gas mix is due to each gas. If the gases are in a 25.0 L container at 25°C, wh..
a sample of helium gas occupies 11.6l at 23oc and 0.956 atm. what volume will it occupy at 40oc and the same
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