What is the percent yield of a reaction
What is the percent yield of a reaction in which 298 g phosphorus trichloride reacts with excess water to form 135 g HCl and aqueous phosphorus acid (H3PO3)?
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A basketball is inflated to a pressure of 1.90 atm in a 24.0°C garage. What is the pressure of the basketball outside where the temperature is -1.00°C?
190 mL of an HCl solution with pH of 2.60 is added to 200 mL of an HNO3 solution. The resulting pH is 1.40. What was the pH of the original HNO3 solution?
What is the expression for the equilibrium constant, Kc, for the following heterogeneous reaction?
When 2.45 g of an unknown weak acid HA with a molar mass of 85.0g /mol is dissolved in 250.0g of water, the freezing point of the resulting solution is -0.256 C. Find Ka of unknown weak acid.
Assuming that radiation with 15.0 cm is used, that all the energy is converted to heat, and that 4.184 J is needed to raise the temperature of 1.00 g of water by 1.00 C, how many photons are necessary to raise the temperature of a 350 mL cup of wa
A zero-order reaction has a constant rate of 3.00×10^-4M/s . If after 65.0 seconds the concentration has dropped to 1.50×10^-2 M , what was the initial concentration?
Using stirling's approximations and lagrange's method of undetermined multipliers. determine the expressions for the distribution of N particles.
A 265- flask contains pure helium at a pressure of 757 . A second flask with a volume of 485 contains pure argon at a pressure of 714. what is the partial pressure of helium.
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
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Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult