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A tennis ball contains 250mL of air at 1.25atm. A tennis star soupsit up by injecting 50mL of air at 1 aim into the ball.
Assuming no change in volume of the ball, what is the final pressure in atmosphere?
A solution is composed of ethanol and water. The solution density is 0.964g/mL. The partial molar volume of ethanol at this concentration is 52.0 mL/mol and water is 17.0 mL/mol. What is composition of liquid by mass
A bottle containing 305 g of cleaning solution is used for carpets. If the cleaning solution has a specific gravity of 0.850, what volume of solution was used?
Although the dissociation of an acid is commonly written as indicated in Kw=[H+][OH-] = 1.0 E -14, better representations of the process and the resulting equilibrium expression are
A liquid has a delta H degree vap of 35.5 kj/mol as well as a boiling point of 122 degrees Celsius at 1.00 atm. Explain what is its vapor pressure at 113 degrees celcius
Based on your observations, what might have happened if you had not followed these instructions? Might this also have affected your percent yield? Explain.
Question- After the system below reaches equilibrium at 472 o C, it is found t hat the mixture consists of 7.42 atm H 2, 2.53 atm N 2, and 0.160 atm NH 3. From these data, calculate K p and K c for the reaction at this temperature.
we did a miniscale synthesis of 1-bromobutane from 1-butanol in lab and i have to write the reaction mechanisms in each step a reactant was added. the first step was adding sodium bromide and water to a round bottom flask and stirring it until the..
Using the lewis structure predict the geometrical structures of the following ions and state the hybridization of the central atom.
The butylammonium ion, C4H9NH3^(+), has a Ka of 2.3x10^(-11) C4H9NH3^(+) + H2O > H3O^(+) + C4H9NH2 A. Calculate Kb for the conjugate base, C4H9NH2 B. What is the pH of a 0.015M solution of butylammonium chloride
a balloon is filled to a volume of 7.00x102 ml at a temperature of 20.0 degrees c. the balloon is then cooled at
What is the [H3O+] in a solution that has a pOH of 2.29? Use E notation and 3 significant figures. Is the solution 1.95X10^12? show me how you got it as well
Predict the average rise in sea level due to thermal expansion based on temp changes of 1,2, and 3.5 degrees C given that the volume of the Earth's Oceans is 1.37X10^9 km^3 and the surface area is 361X10^6 km^2, and state the approximations that g..
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