Fraction of acetic acid molecules
Given the pK for acetic acid is 4.76. Suppose that we dissolve a mole of this weak acid in 10L of water. Find the pH of the resulting solution. What fraction of acetic acid molecules is dissociated?
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When power was turned off to a 30.0 gal. water heater, the temperature of the water dropped from 75.0°C to 22.5°C. How much heat was lost to the surroundings? (1 gal = 3.785 L) Assume the density of water is 1.00 g/mL.
A 4.50-g sample of LiCl at 25.0 C dissolves in 25.0 mL of water also at 25 C. The final equilibrium temperature of the resulting solution is 60.8 C. What is the enthalpy, delta H, of LiCl expressed in kilojoules per mole?
Paul Seiler, a senior contracts agent in the nuclear division at FP&L's Turkey Point Plant in Florida City, Florida, is debating on whether to renew or replace the commercial nuclear reactor's reactimeter. A reactimeter is a vital component o
what is the mass of pentane that vaporizes? density is .626g/mL and pure vapor pressur eis 511 at 25 degree celcius. suppuse hexane and pentane each 75 ml is mixed in previoulsy evacuated 200 ml at 25 degree celcius [Searched for: how to find mas
Submit a report that analyzes the pros and cons of FDI and capital budgeting strategies utilized by MNCs. Address exchange rates, cost of capital, direct investment considerations, and impact on the local economy.
A solution of ammonia and water contains 3.30×1025 water molecules and 7.00×1024 ammonia molecules. How many total hydrogen atoms are in this solution?
A gas confined in a 519.1-mL container exerts a pressure of 107 mm Hg at 38.6 degrees Celsius. At what Celsius temperature will it exert a pressure of 635.7 mm Hg if it is placed into a 644 mL container?
After you preform your experiment, you determine that the Kf value for naphthalene is 6.91 . You are using 10g of naphthalene and added 1.0 g of your unknown. The the freezing point of the solvent decreased by 4.45 when the unknown was added. Know
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: The National Council for the Social Studies (NCSS) outlines a developmental sequence for social studies-the youngest children learn about their neighborhood
Begin your work by examining each of the following therapeutic approaches and consider the counseling theory that best aligns with each approach:
A counseling center receives a referral for a college student struggling with academic motivation, relationship problems, and anxiety about the future.
Formulate different questions by same topic from the questions below? How might connection to one's culture improve their ability to engage in somatic psycholog
This week, share your thoughts regarding the measurement of behaviors in applied behavior analysis. Identify something in your own life
This week we are examining Counselor Competence and Training. Complete the Self Inventory on page 342. Answer the questions below:
Clinical mental health counseling versus school counseling really brought to light for me how influential professional organizations are on our field.