Calculate the Enzyme Activity in IU/L, Given the Following Information

question 7

Multiple Choice

Calculate the enzyme activity in IU/L, given the following information.
Change in absorbance over 7 minutes = 0.350
Molar absorptivity = 6.22 × 10³ L/mol•cm
Light path = 1 cm
Total assay volume = 3.0 mL
Total sample volume = 0.5 mL

• A)0.3 IU/L
• B)1.3 IU/L
• C)48 IU/L
• D)338 IU/L

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Definitions:

Retained Earnings

The portion of a company's net income that is held or retained for reinvestment in the business or to pay debt, rather than being paid out as dividends.

Stock Dividend

A stock dividend is a payment made by a corporation to its shareholders in the form of additional shares, rather than paying dividends in cash, indicating investment back into the company.

Cash Dividend

A payment made by a company out of its earnings to shareholders, usually in the form of cash.

Dividends Payable

A liability indicating the amount of dividends that a company has declared to pay out to its shareholders but has not yet paid.