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A 1.00-mol sample of phosphorus pentachloride is placed in a 10.0-L reaction flask and allowedd to come to equilibrium at 250 C: PCL5--> PCl3 +Cl2 if the amount og chlorine in the equilibrium mixture is 0.470mol, calculate (a) the euilibrium concentration of each gas, (b) Kc, (c) the fraction of PCl5 dissociated.
If the average solar insolation in USA = 4.25 kWh m-2 per day , and the area of USA is 9.36 x 1012 m2. Calculate: 1. The total available power in W. 2
If 975g of copper is heated from 20 degrees C to 80 degrees C what amount of heat is absorbed?
sulfuric acid acts as a catalyst for making esters. Write an equation showing the production of Isoamyl alcohol
Starting with d-talose (you can find this in the book or online) draw the \(\beta\) -anomer of its pyranose Haworth structure.
The concentration of ordinary bleach is 6% w/v. How many grams of NaOCl are there in 1.00 gallon of bleach?
4 KO2 + 2 H2O + 4 CO2 4 KHCO3 + 3 O2 1.86 moles of O2 were produced.Now, How many molecules of O2 does this number of moles represent.
A 1.00-L gas sample at 100.°C and 589 torr contains 50.0% helium and 50.0% xenon by mass. What are the partial pressures of the individual gases?
Data for the decomposition of hydrogen peroxide at some set temperature T is include below. The rate law depends only on the concentration of H2O2.
Calculate the net charge of Aspartic Acid. Its given that Aspartic acid has a pK1 COOH at 1.99 and also a pK2 NH3 group at 9.90. PKr Side Chain is 3.90 (COOH) How do i find the net charge?
What phase or phases are present when 250. kJ of energy is removed from this sample? Specific heat capacities:
Description of Chemical Reactions, Why when heating and cooling three different separate substances in open containers does the mass change in two of them (one loss mass; the other gained mass) but stays the same in the third when it is known that..
A sample of gas confined in a 2.0L container at 930 Torr and 25oC was heated to 45oC. What was the final pressure?
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