Calculate the ph of a buffer solution
Calculate the pH of a buffer solution that is 0.12 M lactic acid (HC3H5O3)and 0.1 M sodium lactate (NaC3H5O5). Ka for lactic acid = 1.4 x 10-4.
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A solution of 0.640 g of azulene in 100.0 g of benzene boils at 80.23oC. The boiling point of benzene is 80.10oC; the Kb is 2.53 oC/molal.
Record the biweekly payroll in the general journal details as follows: Sales salaries, $2692.5; Office salaries, $438.75; officers salaries, $1500; Federal Income Tax withheld, $1387.5; FICA tax withheld, $347.34.
Use the van der Waals equation of state to plot the compressibility factor, Z, against P for methane at 180K and 250K. calculate Z as a function of V/n and P as a function of V/n, and then plot Z Vs. P.
Question: Galactose and glucose compose lactose, which is referred to as milk sugar. What is the molecular formula of galactose if the empirical formula is CH2O, and the approximate molar mass is 180 g/mole
The Diamond Glitter Company is in the process of preparing its financial statements for 2012. Assume that no entries for depreciation have been recorded in 2012. The following information related to depreciation of fixed assets is provided to you.
A reaction happens at two different temperatures. At the higher temperature the reaction takes 25 seconds, and at the lower temperature the reaction takes 125 seconds. What is the relationship between the rate constants for these two temperatures?
Adler Company manufactures a product with a unit variable cost of $50 and a unit sales price of $88. Fixed manufacturing costs were $240,000 when 10,000 units were produced and sold.
Describe how to prepare 2.0 liters of a .20 M NaOH solution from 50%. (w/w) Naoh solution that has a density of 1.53 g/mL, and doing all measurements by volume, not mass.
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Question: The tragic loss of their parents can severely impact on the emotional and psychological well-being of the grandchildren.
Identify at least two social-emotional observations from the interview. For each: Apply Erikson's Industry vs. Inferiority, how is Marcus resolving this stage?
The target behavior I decided to weaken is head banging. Head banging can be defined as an individual intentionally banging their head into a hard surface
The behavior that is being weakened is a learner/student's physical hostility toward others through scratching. This is operationally defined as
In the region, drug use has significantly increased among young people, with about 86% between the ages of 15 and 44
Include information with above texts: However, in countries that practice indigenous religions, such as Benin and Namibia, alcohol use is relatively high
When I read Psalm 82:3, I see it as a reminder that God calls us to speak up for people who are vulnerable and cannot always speak for themselves.