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Question- At a certain temperature the equilibrium constant for the following chemical equation is 4.00. At this temperature, calculate the number of moles of NO2(g) that must be added to 2.20 mol of SO2(g) in order to form 1.00 mol of SO3(g) at equilibrium.
Solve the above the problem in detail no word count
Calculate the composition of the following two buffer solutions. Each buffer is to begin with 0.10M ethanolamine (pka 9.50) and is also to contain acetic acid (pka 4.76). One buffer (buffer A) is to be PH 5.00, the other buffer (Buffer B) 9.26.
Question- Determine the pH of a solution that contains 0.15 M HNO2 and 0.20 M NaNO2. For HNO2, Ka=5.1*10-4. Provide complete answer.
in a reaction between pure acetic acid and sodium bicarbonate 26.6 grams of sodium bicarbonate was added to 12.0 ml of
Which of the following is an accurate comparison of the properties of nitrogen and oxygen. A. Nitrogen uses more oxidation states in its compounds than oxygen does
State mass balance expression for 0.10 M HCL solution that is in equilibrium with an excess of solid BaSO4
what is the value of 8.16612667E-008 and 4.6957301E-009? also, how do you write these numbers in scientific notation: -0.0109708572, 0.00274273724, and -10970857.2
When the temperature is increased from 164.5°C to 179.0°C, the rate constant increases by a factor of 4.27. What is the activation energy of this oxidation reaction?
The Cu is added to the calorimeter, and after a time the contents of the cup reach a constant temperature of 30.2 *C. Determine the amount of heat, in Joules, lost by the copper block
Polonium crystals have a simple cubic unit cell. If the edge length of a unit cell is 310. pm, what is the radius a polonium atom
The Ksp for lead iodide (PbI2) is 1.4x10^-8. Compute the solubility of lead iodide in each of the following.
100. g of ice at 0deg is added to 300.0 g of waterat 60degc. assuming no transfer of heat to the surroundings what is
State three acids, bases, and salts used in therapeutic processes. Describe how one of each is used in therapeutic processes.
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