Molar mass of the nonelectrolyte
744.5 g of a nonelectrolyte are completely dissolved in sufficient water to make 1.50 L of an aqueous solution at 25.0oC. The osmotic pressure of the solution is 59.9 atm. What is the molar mass of the nonelectrolyte, in g/mol?
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An unidentified organic compound X, containing C,H, and O was subjected to combustion analysis. When 228.4 mg of pure X was burned 627.4 mg of CO2 and 171.2 mg of H2O were obtained. Determine the simplest formula of the compound X.
What would you run as controls to be certain the ferric chloride test was working as predicted? What results would you expect for your control tubes?
An aqueous solution is 22.0% by mass ethanol, CH3CH2OH, and has a density of 0.966 g/mL. What is molality of ethanol
Use the dipole moments of HCl and HF ( HCl = 1.08, HF = 1.82) together with the percent ionic character of each bond ( HCl = 20% ionic, HF = 45% ionic) to estimate the bond length in each molecule.
An electron in the n=5 level of a hydrogen atom emits a photon wavelength 1282.17 nm. To what energy level does the electron move?
Starting from rest the motorboat travels around the circular path, p=50 m at a speed v=(0.8t) m/s where t is in seconds. Determine the magnitudes of the boat's velocity and acceleration when it has traveled 20 m.
Calculate the new volume of a 7.0Liter balloon if the pressure is reduced from 1.0 atmosphere to 0.80 atmosphere (assume the temperature remains constant).
A solution has an H3O1+ concentration of 1.7 10-2 M. What is the hydroxide ion concentration?
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After watching one of the clips, reflect on the section about Interpersonal Communication Skills on pages 166-170. Textbook: Thrive! At Jackson State University
Prepare a 3-page blog entry where you introduce new HR students to the topic of competencies in HRM. Utilize one or more tables showing facts
organization needs to begin the process of changing from being a traditional "1980s-style" employer, to an "employer of the future."
Compare and contrast the ideas on HRM of the future that you have learned about with what you know of HRM today.
write a two-paragraph post discussing a piece of international news regarding their chosen industry - this MUST be one of the eight industries you picked
Odoo implementation is the process of setting up and configuring the Odoo ERP system to match a company's specific business needs.
Examine the key individual and organizational factors that influence an ethical decision-making framework in resolving ethical dilemmas.