A 10 M Solution of a Compound with 2 Ionizable Groups

question 5

Multiple Choice

A 1.0 M solution of a compound with 2 ionizable groups (pKa's = 6.2 and 9.5; 100 mL total) has a pH of 6.8. If a biochemist adds 60 mL of 1.0 M HCl to this solution, the solution will change to pH:

• A) 5.60.
• B) 8.90.
• C) 9.13.
• D) 9.32.
• E) The pH cannot be determined from this information.

Understand the role of materials requisitions in the production process and how materials are accounted for in manufacturing.

Recognize the significance of job costing, including the calculation of gross profit, sales, and the status of finished goods, work in process, and cost of goods sold for specific jobs.

Comprehend the utilization of a predetermined overhead rate in applying factory overhead and its calculation based on budgeted figures.

Understand different cost accumulation systems and their applications.

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